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diff --git a/DOCS/ECMA-116.txt b/DOCS/ECMA-116.txt new file mode 100644 index 0000000..ba96f4a --- /dev/null +++ b/DOCS/ECMA-116.txt @@ -0,0 +1,1318 @@ +============================================================
+ GENERAL
+============================================================
+
+
+OPTION VERSION "ECMA-116"
+REM INTERNAL ID: E86
+REM DESCRIPTION: ANSI Full BASIC
+REM REFERENCE: STANDARD ECMA-116: Full BASIC
+REM by EUROPEAN COMPUTER MANUFACTURERS ASSOCIATION
+REM (c) 1986, EUROPEAN COMPUTER MANUFACTURERS ASSOCIATION
+REM http://www.ecma-international.org/publications/files/
+REM ECMA-ST-WITHDRAWN/ECMA-116,%201st%20edition,%20June%201986.pdf
+REM
+OPTION STRICT ON
+OPTION ANGLE RADIANS
+OPTION BUGS OFF
+OPTION LABELS ON
+OPTION COMPARE BINARY
+OPTION COVERAGE OFF
+OPTION TRACE OFF
+OPTION ERROR GOTO
+OPTION IMPLICIT
+OPTION BASE 1
+OPTION RECLEN 128
+OPTION DATE "%Y-%m-%d"
+OPTION TIME "%H:%M:%S"
+OPTION PUNCT STRING "$"
+OPTION PUNCT DOUBLE "#"
+OPTION PUNCT SINGLE "!"
+OPTION PUNCT CURRENCY " "
+OPTION PUNCT LONG "&"
+OPTION PUNCT INTEGER "%"
+OPTION PUNCT BYTE " "
+OPTION PUNCT QUOTE """
+OPTION PUNCT COMMENT "!"
+OPTION PUNCT STATEMENT " "
+OPTION PUNCT PRINT " "
+OPTION PUNCT INPUT " "
+OPTION PUNCT IMAGE " "
+OPTION PUNCT LPAREN "("
+OPTION PUNCT RPAREN ")"
+OPTION PUNCT FILENUM "#"
+OPTION PUNCT AT " "
+OPTION USING DIGIT "#"
+OPTION USING COMMA ","
+OPTION USING PERIOD "."
+OPTION USING PLUS "+"
+OPTION USING MINUS "-"
+OPTION USING EXRAD "^"
+OPTION USING DOLLAR "$"
+OPTION USING FILLER "*"
+OPTION USING LITERAL "_"
+OPTION USING FIRST "!"
+OPTION USING ALL "&"
+OPTION USING LENGTH "%"
+
+
+============================================================
+ COMMANDS
+============================================================
+
+
+------------------------------------------------------------
+ SYNTAX: CASE constant [TO constant]
+DESCRIPTION: Introduces an element of a SELECT CASE
+ statement. Multiple tests must be seperated
+ a comma. For example: CASE 1, 2 TO 3, IS >
+ 4, IF < 5
+------------------------------------------------------------
+ SYNTAX: CASE IF operator constant
+DESCRIPTION: Introduces an element of a SELECT CASE
+ statement. Multiple tests must be seperated
+ a comma. For example: CASE 1, 2 TO 3, IS >
+ 4, IF < 5
+------------------------------------------------------------
+ SYNTAX: CASE IS operator constant
+DESCRIPTION: Introduces an element of a SELECT CASE
+ statement. Multiple tests must be seperated
+ a comma. For example: CASE 1, 2 TO 3, IS >
+ 4, IF < 5
+------------------------------------------------------------
+ SYNTAX: CASE ELSE
+DESCRIPTION: Introduces a default SELECT CASE element.
+------------------------------------------------------------
+ SYNTAX: COMMON variable [, ...]
+DESCRIPTION: Designates variables to be passed to a CHAINed
+ program.
+------------------------------------------------------------
+ SYNTAX: DATA constant [, ...]
+DESCRIPTION: Stores numeric and string constants to be
+ accessed by READ.
+------------------------------------------------------------
+ SYNTAX: DEF FNname[( arg [,...] )] = value
+DESCRIPTION: Defines a single-line function. Single-line
+ functions require an equal sign.
+------------------------------------------------------------
+ SYNTAX: DIM [# filenum,] variable([ lower TO ] upper)
+DESCRIPTION: Declares variables and specifies the
+ dimensions of array variables. For array
+ variables, if the lower bound is not
+ provided, then the OPTION BASE value is used.
+ If filenum is provided, then the variable is
+ virtual.
+------------------------------------------------------------
+ SYNTAX: DO UNTIL value
+DESCRIPTION: Top of a DO - LOOP structure. Exits when
+ value is non-zero.
+------------------------------------------------------------
+ SYNTAX: DO
+DESCRIPTION: Top of a DO - LOOP structure. If the loop is
+ not terminated by EXIT DO or LOOP UNTIL or
+ LOOP WHILE, then it will loop forever.
+------------------------------------------------------------
+ SYNTAX: DO WHILE value
+DESCRIPTION: Top of a DO - LOOP structure. Exits when
+ value is zero.
+------------------------------------------------------------
+ SYNTAX: EDIT
+DESCRIPTION: implementation defined.
+------------------------------------------------------------
+ SYNTAX: ELSE
+DESCRIPTION: Introduces a default condition in a multi-line
+ IF statement.
+------------------------------------------------------------
+ SYNTAX: ELSEIF
+DESCRIPTION: Introduces a secondary condition in a
+ multi-line IF statement.
+------------------------------------------------------------
+ SYNTAX: END
+DESCRIPTION: Terminates program execution. If the BASIC
+ program was executed from the operating
+ system level, then control returns to the
+ operating system, oterwise control reuturns
+ to the BASIC prompt.
+------------------------------------------------------------
+ SYNTAX: END FUNCTION
+DESCRIPTION: Specifies the last line of a multi-line
+ FUNCTION definition.
+------------------------------------------------------------
+ SYNTAX: END IF
+DESCRIPTION: Specifies the last line of a multi-line IF
+ definition.
+------------------------------------------------------------
+ SYNTAX: END SELECT
+DESCRIPTION: Specifies the last line of a multi-line SELECT
+ CASE definition.
+------------------------------------------------------------
+ SYNTAX: END SUB
+DESCRIPTION: Specifies the last line of a multi-line SUB
+ definition.
+------------------------------------------------------------
+ SYNTAX: EXIT
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: EXIT DO
+DESCRIPTION: Immediately exits the inner-most DO-LOOP
+ strucure.
+------------------------------------------------------------
+ SYNTAX: EXIT FOR
+DESCRIPTION: Immediately exits the inner-most FOR-NEXT
+ strucure.
+------------------------------------------------------------
+ SYNTAX: EXIT FUNCTION
+DESCRIPTION: Immediately exits the inner-most multi-line
+ FUNCTION strucure.
+------------------------------------------------------------
+ SYNTAX: EXIT SUB
+DESCRIPTION: Immediately exits the inner-most multi-line
+ SUB strucure.
+------------------------------------------------------------
+ SYNTAX: EXIT WHILE
+DESCRIPTION: Immediately exits the inner-most WHILE-END
+ strucure.
+------------------------------------------------------------
+ SYNTAX: FOR variable = start TO finish [STEP
+ increment]
+DESCRIPTION: Top of a FOR - NEXT structure. The loop will
+ continue a fixed number of times, which is
+ determined by the values of start, finish,
+ and increment.
+------------------------------------------------------------
+ SYNTAX: FUNCTION [ ( parameter [, ... ] ) ]
+DESCRIPTION: Top line of a multi-line FUNCTION definition.
+ The variable names specified are local to the
+ FUNCTION definition, and are initialized
+ BYVAL when the function is invoked by another
+ routine.
+------------------------------------------------------------
+ SYNTAX: GO
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: GO SUB line
+DESCRIPTION: Initiates a subroutine call to the line
+ specified. The subroutine must end with
+ RETURN. The line may be a number or a label.
+------------------------------------------------------------
+ SYNTAX: GO TO line
+DESCRIPTION: Branches program execution to the specified
+ line. The line may be a number or a label.
+------------------------------------------------------------
+ SYNTAX: GOSUB line
+DESCRIPTION: Initiates a subroutine call to the line
+ specified. The subroutine must end with
+ RETURN. The line may be a number or a label.
+------------------------------------------------------------
+ SYNTAX: GOTO line
+DESCRIPTION: Branches program execution to the specified
+ line. The line may be a number or a label.
+------------------------------------------------------------
+ SYNTAX: IF value THEN line1 [ELSE line2]
+DESCRIPTION: Single line standard IF command. If the value
+ is non-zero, then branh to line1. If the
+ value is zero and ELSE is provided, then
+ branch to line2. Otherwise continue to the
+ next line. LABELS are not allowed.
+------------------------------------------------------------
+ SYNTAX: IF value THEN
+DESCRIPTION: Top of a multi-line IF - END IF structure. If
+ the value is non-zero, then the program lines
+ upto the next ELSE or ELSE IF command are
+ executed, otherwise the program branches to
+ the next ELSE or ELSE IF command.
+------------------------------------------------------------
+ SYNTAX: INPUT "prompt string" , variable [, ...]
+DESCRIPTION: Reads input from the terminal after displaying
+ a prompt.
+------------------------------------------------------------
+ SYNTAX: INPUT # filenum , variable [, ...]s
+DESCRIPTION: Reads input from the file specified by
+ filenum.
+------------------------------------------------------------
+ SYNTAX: INPUT variable [, ...]
+DESCRIPTION: Reads input from the terminal.
+------------------------------------------------------------
+ SYNTAX: [LET] variable [, ...] = value
+DESCRIPTION: Assigns the value to the variable. The LET
+ keyword is optional.
+------------------------------------------------------------
+ SYNTAX: LIST line1 [- line2]
+DESCRIPTION: Lists BASIC program lines from line1 to line2
+ to the console on stdout.
+------------------------------------------------------------
+ SYNTAX: LOAD [filename$]
+DESCRIPTION: Loads an ASCII BASIC program into memory.
+------------------------------------------------------------
+ SYNTAX: LOOP UNTIL value
+DESCRIPTION: Bottom of a DO - LOOP structure. Exits when
+ value is nonz-zero.
+------------------------------------------------------------
+ SYNTAX: LOOP WHILE value
+DESCRIPTION: Bottom of a DO - LOOP structure. Exits when
+ value is zero.
+------------------------------------------------------------
+ SYNTAX: LOOP
+DESCRIPTION: Bottom of a DO - LOOP structure. If the loop
+ is not terminated by EXIT DO or DO UNTIL or
+ DO WHILE, then it will loop forever.
+------------------------------------------------------------
+ SYNTAX: LPRINT [USING format-string$;] value ...
+DESCRIPTION: Send output to the printer (stderr).
+------------------------------------------------------------
+ SYNTAX: MAINTAINER
+DESCRIPTION: This command is reserved for use by the
+ Bywater BASIC maintainer. It is not for the
+ BASIC programmer.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS HTML
+DESCRIPTION: Dump COMMAND vs VERSION as HTML table
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS ID
+DESCRIPTION: Dump COMMAND #define.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS MANUAL
+DESCRIPTION: Dump COMMAND manual.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS_SWITCH
+DESCRIPTION: Dump COMMAND switch.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER CMDS TABLE
+DESCRIPTION: Dump COMMAND table.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER DEBUG
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER DEBUG OFF
+DESCRIPTION: Disable degug tracing.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER DEBUG ON
+DESCRIPTION: Enable degug tracing.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS HTML
+DESCRIPTION: Dump FUNCTION vs VERSION as HTML table.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS ID
+DESCRIPTION: Dump FUNCTION #define.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS MANUAL
+DESCRIPTION: Dump FUNCTION manual.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS SWITCH
+DESCRIPTION: Dump FUNCTION switch.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER FNCS TABLE
+DESCRIPTION: Dump FUNCTION table.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER MANUAL
+DESCRIPTION: Dump manual for the currently selected OPTION
+ VERSION.
+------------------------------------------------------------
+ SYNTAX: MAINTAINER STACK
+DESCRIPTION: Dump the BASIC stack.
+------------------------------------------------------------
+ SYNTAX: NEW
+DESCRIPTION: Deletes the program in memory and clears all
+ variables.
+------------------------------------------------------------
+ SYNTAX: NEXT [variable]
+DESCRIPTION: The bottom line of a FOR - NEXT structure.
+------------------------------------------------------------
+ SYNTAX: OF
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: ON value GOSUB line [, ...]
+DESCRIPTION: Calls based on the rounded value.
+------------------------------------------------------------
+ SYNTAX: ON value GOTO line [, ...]
+DESCRIPTION: Branches based on the rounded value.
+------------------------------------------------------------
+ SYNTAX: OPTION
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ANGLE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ANGLE DEGREES
+DESCRIPTION: Configures these math functions to accept and
+ return angles in degrees: ACOS, ACS, ANGLE,
+ ARCSIN, ASIN, ASN, ARCTAN, ATN, ATAN, COS,
+ COT, CSC, SEC, SIN and TAN.
+------------------------------------------------------------
+ SYNTAX: OPTION ANGLE GRADIANS
+DESCRIPTION: Configures these math functions to accept and
+ return angles in gradians: ACOS, ANGLE,
+ ASIN, ASN, ATN, ATAN, COS, COT, CSC, SEC, SIN
+ and TAN.
+------------------------------------------------------------
+ SYNTAX: OPTION ANGLE RADIANS
+DESCRIPTION: Configures these math functions to accept and
+ return angles in radians: ACOS, ANGLE, ASIN,
+ ASN, ATN, ATAN, COS, COT, CSC, SEC, SIN and
+ TAN.
+------------------------------------------------------------
+ SYNTAX: OPTION ARITHMETIC
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ARITHMETIC DECIMAL
+DESCRIPTION: Currently has no effect.
+------------------------------------------------------------
+ SYNTAX: OPTION ARITHMETIC FIXED
+DESCRIPTION: Currently has no effect.
+------------------------------------------------------------
+ SYNTAX: OPTION ARITHMETIC NATIVE
+DESCRIPTION: Currently has no effect.
+------------------------------------------------------------
+ SYNTAX: OPTION BASE integer
+DESCRIPTION: Sets the default lowest array subscript.
+------------------------------------------------------------
+ SYNTAX: OPTION BUGS
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION BUGS BOOLEAN
+DESCRIPTION: Boolean results are 1 or 0 instead of bitwise.
+------------------------------------------------------------
+ SYNTAX: OPTION BUGS OFF
+DESCRIPTION: Disables bugs commonly found in many BASIC
+ dialects.
+------------------------------------------------------------
+ SYNTAX: OPTION BUGS ON
+DESCRIPTION: Enables bugs commonly found in many BASIC
+ dialects.
+------------------------------------------------------------
+ SYNTAX: OPTION COMPARE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION COMPARE BINARY
+DESCRIPTION: Causes string comparisons to be
+ case-sensitive.
+------------------------------------------------------------
+ SYNTAX: OPTION COMPARE DATABASE
+DESCRIPTION: Causes string comparisons to be
+ case-insensitive.
+------------------------------------------------------------
+ SYNTAX: OPTION COMPARE TEXT
+DESCRIPTION: Causes string comparisons to be
+ case-insensitive.
+------------------------------------------------------------
+ SYNTAX: OPTION COVERAGE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION COVERAGE OFF
+DESCRIPTION: Disables BASIC code coverage recording,
+ displayed using the LIST command.
+------------------------------------------------------------
+ SYNTAX: OPTION COVERAGE ON
+DESCRIPTION: Enables BASIC code coverage recording,
+ displayed using the LIST command.
+------------------------------------------------------------
+ SYNTAX: OPTION DATE format$
+DESCRIPTION: Sets the date format string used by C
+ strftime() for DATE$.
+------------------------------------------------------------
+ SYNTAX: OPTION DIGITS integer
+DESCRIPTION: Sets the number of significant digits for
+ PRINT. Setting the value to zero restores
+ the default.
+------------------------------------------------------------
+ SYNTAX: OPTION DISABLE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION DISABLE COMMAND name$
+DESCRIPTION: Disables the specified BASIC command.
+------------------------------------------------------------
+ SYNTAX: OPTION DISABLE FUNCTION name$
+DESCRIPTION: Disables the specified BASIC function.
+------------------------------------------------------------
+ SYNTAX: OPTION DISABLE OPERATOR name$
+DESCRIPTION: Disables the specified BASIC operator.
+------------------------------------------------------------
+ SYNTAX: OPTION EDIT string$
+DESCRIPTION: Sets the program name used by the EDIT
+ command.
+------------------------------------------------------------
+ SYNTAX: OPTION ENABLE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ENABLE COMMAND name$
+DESCRIPTION: Enables the specified BASIC command.
+------------------------------------------------------------
+ SYNTAX: OPTION ENABLE FUNCTION name$
+DESCRIPTION: Enables the specified BASIC function.
+------------------------------------------------------------
+ SYNTAX: OPTION ENABLE OPERATOR name$
+DESCRIPTION: Enables the specified BASIC operator.
+------------------------------------------------------------
+ SYNTAX: OPTION ERROR
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ERROR GOSUB
+DESCRIPTION: When an error occurs, GOSUB to the error
+ handler. The error handler exits with
+ RETURN.
+------------------------------------------------------------
+ SYNTAX: OPTION ERROR GOTO
+DESCRIPTION: When an error occurs, GOTO to the error
+ handler. The error handler exits with
+ RESUME.
+------------------------------------------------------------
+ SYNTAX: OPTION EXPLICIT
+DESCRIPTION: All variables must be declared using DIM.
+------------------------------------------------------------
+ SYNTAX: OPTION EXTENSION string$
+DESCRIPTION: Sets the BASIC filename extension, commonly
+ ".bas".
+------------------------------------------------------------
+ SYNTAX: OPTION FILES string$
+DESCRIPTION: Sets the program name used by the FILES
+ command.
+------------------------------------------------------------
+ SYNTAX: OPTION IMPLICIT
+DESCRIPTION: Variables need not be declared using DIM,
+ provided arrays have no more that 10
+ elements. This is the opposite of OPTION
+ EXPLICIT, and is the default for all versions
+ of BASIC.
+------------------------------------------------------------
+ SYNTAX: OPTION INDENT integer
+DESCRIPTION: Sets indention level for LIST. Zero means no
+ indention. Default is 2.
+------------------------------------------------------------
+ SYNTAX: OPTION LABELS
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION LABELS OFF
+DESCRIPTION: Disables text labels.
+------------------------------------------------------------
+ SYNTAX: OPTION LABELS ON
+DESCRIPTION: Enables text labels.
+------------------------------------------------------------
+ SYNTAX: OPTION PROMPT string$
+DESCRIPTION: Sets the BASIC prompt.
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT AT char$
+DESCRIPTION: Sets the PRINT AT character, commonly "@".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT BYTE char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type BYTE, commonly "~".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT COMMENT char$
+DESCRIPTION: Sets the shortcut COMMENT character.
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT CURRENCY char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type CURRENCY, commonly "@".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT DOUBLE char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type DOUBLE, commonly "#".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT FILENUM char$
+DESCRIPTION: Sets the FILE NUMBER prefix character,
+ commonly "#".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT IMAGE char$
+DESCRIPTION: Sets the shortcut IMAGE character, commonly
+ ":".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT INPUT char$
+DESCRIPTION: Sets the shortcut INPUT character, commonly
+ "!".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT INTEGER char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type INTEGER, commonly "%".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT LONG char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type LONG, commonly "&".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT LPAREN char$
+DESCRIPTION: Sets the LEFT PARENTHESIS character, commonly
+ "(".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT_PRINT char$
+DESCRIPTION: Sets the shortcut PRINT character, commonly
+ "?".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT QUOTE char$
+DESCRIPTION: Sets the QUOTE character, commonly """
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT RPAREN char$
+DESCRIPTION: Sets the RIGHT PARENTHESIS character, commonly
+ ")".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT SINGLE char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type SINGLE, commonly "!".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT STATEMENT char$
+DESCRIPTION: Sets the statement seperator character,
+ commonly ":".
+------------------------------------------------------------
+ SYNTAX: OPTION PUNCT STRING char$
+DESCRIPTION: Sets the suffix character that indicates a
+ variable is of type STRING, commonly "$".
+------------------------------------------------------------
+ SYNTAX: OPTION RECLEN integer
+DESCRIPTION: Sets the default RANDOM record length.
+------------------------------------------------------------
+ SYNTAX: OPTION RENUM string$
+DESCRIPTION: Sets the program name used by the RENUM
+ command.
+------------------------------------------------------------
+ SYNTAX: OPTION ROUND
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION ROUND BANK
+DESCRIPTION: Round using the Banker rule.
+------------------------------------------------------------
+ SYNTAX: OPTION ROUND MATH
+DESCRIPTION: Round using mathematical rules.
+------------------------------------------------------------
+ SYNTAX: OPTION ROUND TRUNCATE
+DESCRIPTION: Round using truncation.
+------------------------------------------------------------
+ SYNTAX: OPTION SCALE integer
+DESCRIPTION: Sets the number of digits to round after the
+ decimal point for PRINT. Setting the value
+ to zero disables rounding.
+------------------------------------------------------------
+ SYNTAX: OPTION SLEEP double
+DESCRIPTION: Sets multiplier for SLEEP and WAIT. Zero
+ means no waiting. Default is 1.
+------------------------------------------------------------
+ SYNTAX: OPTION STDERR filename$
+DESCRIPTION: Sets the file used for STDERR, which is used
+ by LPRINT commands.
+------------------------------------------------------------
+ SYNTAX: OPTION STDIN filename$
+DESCRIPTION: Sets the file used for STDIN, which is used by
+ INPUT commands.
+------------------------------------------------------------
+ SYNTAX: OPTION STDOUT filename$
+DESCRIPTION: Sets the file used for STDOUT, which is used
+ by PRINT commands.
+------------------------------------------------------------
+ SYNTAX: OPTION STRICT
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION STRICT OFF
+DESCRIPTION: Disables checking for implicit array creation
+ without using the DIM command.
+------------------------------------------------------------
+ SYNTAX: OPTION STRICT ON
+DESCRIPTION: Enables checking for implicit array creation
+ without using the DIM command.
+------------------------------------------------------------
+ SYNTAX: OPTION TERMINAL
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION TERMINAL ADM
+DESCRIPTION: Enables ADM-3A terminal control codes for CLS,
+ COLOR, and LOCATE.
+------------------------------------------------------------
+ SYNTAX: OPTION TERMINAL ANSI
+DESCRIPTION: Enables ANSI terminal control codes for CLS,
+ COLOR, and LOCATE.
+------------------------------------------------------------
+ SYNTAX: OPTION TERMINAL NONE
+DESCRIPTION: Disables terminal control codes for CLS,
+ COLOR, and LOCATE.
+------------------------------------------------------------
+ SYNTAX: OPTION TIME format$
+DESCRIPTION: Sets the time format string used by C
+ strftime() for TIME$.
+------------------------------------------------------------
+ SYNTAX: OPTION TRACE
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION TRACE OFF
+DESCRIPTION: Disables displaying a stack trace when an
+ ERROR occurs.
+------------------------------------------------------------
+ SYNTAX: OPTION TRACE ON
+DESCRIPTION: Enables displaying a stack trace when an ERROR
+ occurs.
+------------------------------------------------------------
+ SYNTAX: OPTION USING
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: OPTION USING ALL char$
+DESCRIPTION: Specifies the magic ALL character for the
+ PRINT USING command. A common value is "&".
+------------------------------------------------------------
+ SYNTAX: OPTION USING COMMA char$
+DESCRIPTION: Specifies the magic COMMA character for the
+ PRINT USING command. A common value is ",".
+------------------------------------------------------------
+ SYNTAX: OPTION USING DIGIT char$
+DESCRIPTION: Specifies the magic DIGIT character for the
+ PRINT USING command. A common value is "#".
+------------------------------------------------------------
+ SYNTAX: OPTION USING DOLLAR char$
+DESCRIPTION: Specifies the magic DOLLAR character for the
+ PRINT USING command. A common value is "$".
+------------------------------------------------------------
+ SYNTAX: OPTION USING EXRAD char$
+DESCRIPTION: Specifies the magic EXRAD character for the
+ PRINT USING command. A common value is "^".
+------------------------------------------------------------
+ SYNTAX: OPTION USING FILLER char$
+DESCRIPTION: Specifies the magic FILLER character for the
+ PRINT USING command. A common value is "*".
+------------------------------------------------------------
+ SYNTAX: OPTION USING FIRST char$
+DESCRIPTION: Specifies the magic FIRST character for the
+ PRINT USING command. A common value is "!".
+------------------------------------------------------------
+ SYNTAX: OPTION USING LENGTH char$
+DESCRIPTION: Specifies the magic LENGTH character for the
+ PRINT USING command. A common value is "\".
+------------------------------------------------------------
+ SYNTAX: OPTION USING LITERAL char$
+DESCRIPTION: Specifies the magic LITERAL character for the
+ PRINT USING command. A common value is "_".
+------------------------------------------------------------
+ SYNTAX: OPTION USING MINUS char$
+DESCRIPTION: Specifies the magic MINUS character for the
+ PRINT USING command. A common value is "-".
+------------------------------------------------------------
+ SYNTAX: OPTION USING PERIOD char$
+DESCRIPTION: Specifies the magic PERIOD character for the
+ PRINT USING command. A common value is ".".
+------------------------------------------------------------
+ SYNTAX: OPTION USING PLUS char$
+DESCRIPTION: Specifies the magic PLUS character for the
+ PRINT USING command. A common value is "+".
+------------------------------------------------------------
+ SYNTAX: OPTION VERSION version$
+DESCRIPTION: Selects a specific BASIC version, which is a
+ combination of OPTION settings, commands,
+ functions and operators. If no version is
+ specified, displays a list of the available
+ versions.
+------------------------------------------------------------
+ SYNTAX: OPTION ZONE integer
+DESCRIPTION: Sets the PRINT zone width. Setting the value
+ to zero restores the default.
+------------------------------------------------------------
+ SYNTAX: PRINT # filenum , [USING format$;] value ...
+DESCRIPTION: Sends output to a file.
+------------------------------------------------------------
+ SYNTAX: PRINT [USING format$;] value ...
+DESCRIPTION: Sends output to the screen.
+------------------------------------------------------------
+ SYNTAX: QUIT
+DESCRIPTION: Exits to the operating system.
+------------------------------------------------------------
+ SYNTAX: READ variable [, ...]
+DESCRIPTION: Reads values from DATA statements.
+------------------------------------------------------------
+ SYNTAX: REM ...
+DESCRIPTION: Remark.
+------------------------------------------------------------
+ SYNTAX: RESTORE [line]
+DESCRIPTION: Resets the line used for the next READ
+ statement. line may be either a number or a
+ label.
+------------------------------------------------------------
+ SYNTAX: RETURN
+DESCRIPTION: Concludes a subroutine called by GOSUB.
+------------------------------------------------------------
+ SYNTAX: RUN filename$
+DESCRIPTION: Loads a new BAASIC program and executes the
+ program from the start.
+------------------------------------------------------------
+ SYNTAX: RUN line
+DESCRIPTION: Executes the program in memory beginning at
+ line.
+------------------------------------------------------------
+ SYNTAX: RUN
+DESCRIPTION: Executes the program in memory from the start.
+------------------------------------------------------------
+ SYNTAX: SAVE [filename$]
+DESCRIPTION: Saves the current program into the file
+ filename$ in ASCII format.
+------------------------------------------------------------
+ SYNTAX: SELECT
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: SELECT CASE value
+DESCRIPTION: Introduces a multi-line conditional selection
+ statement.
+------------------------------------------------------------
+ SYNTAX: STEP
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: STOP
+DESCRIPTION: Interrupts program execution and displays the
+ line number of the STOP command. For use
+ when debugging BASIC programs. Whether STOP
+ issues a SIGINT signal is implementation
+ defined.
+------------------------------------------------------------
+ SYNTAX: SUB name [ ( parameter [,...] ) ]
+DESCRIPTION: Top line of a multi-line SUB definition. The
+ variable names specified are local to the SUB
+ definition, and are initialized BYVAL when
+ the subroutine is invoked by another routine.
+------------------------------------------------------------
+ SYNTAX: SYSTEM
+DESCRIPTION: Exits to the operating system.
+------------------------------------------------------------
+ SYNTAX: THEN
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+ SYNTAX: TO
+DESCRIPTION: Syntax Error.
+------------------------------------------------------------
+
+
+============================================================
+ FUNCTIONS
+============================================================
+
+
+------------------------------------------------------------
+ SYNTAX: N = ABS( X )
+ PARAMETER: X is a number
+DESCRIPTION: The absolute value of X.
+------------------------------------------------------------
+ SYNTAX: N = ACOS( X )
+ PARAMETER: X is a number
+DESCRIPTION: The arccosine of X in radians, where 0 <=
+ ACOS(X) <= PI. X shall be in the range -1 <=
+ X <= 1.
+------------------------------------------------------------
+ SYNTAX: N = ANGLE( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number
+DESCRIPTION: The angle in radians between the positive
+ x-axis and the vector joining the origin to
+ the point with coordinates (X, Y), where -PI
+ < ANGLE(X,Y) <= PI. X and Y must not both be
+ 0. Note that the counterclockwise is
+ positive, e.g., ANGLE(1,1) = 45 degrees.
+------------------------------------------------------------
+ SYNTAX: N = ASC( A$ )
+ PARAMETER: A$ is a string, LEN >= 1
+DESCRIPTION: The numeric code for the first letter in A$.
+ For example, ASC("ABC") returns 65 on ASCII
+ systems.
+------------------------------------------------------------
+ SYNTAX: N = ASIN( X )
+ PARAMETER: X is a number
+DESCRIPTION: The arcsine of X in radians, where -PI/2 <=
+ ASIN(X) <= PI/2; X shall be in the range -1
+ <= X <= 1.
+------------------------------------------------------------
+ SYNTAX: N = ATN( X )
+ PARAMETER: X is a number
+DESCRIPTION: The arctangent of X in radians, i.e. the angle
+ whose tangent is X, where -PI/2 < ATN(X) <
+ PI/2.
+------------------------------------------------------------
+ SYNTAX: N = CEIL( X )
+ PARAMETER: X is a number
+DESCRIPTION: The smallest integer not less than X.
+------------------------------------------------------------
+ SYNTAX: S$ = CHR$( X )
+ PARAMETER: X is a number, [0,255]
+DESCRIPTION: The one-character string with the character
+ corresponding to the numeric code X. On
+ ASCII systems, CHR$(65) returns "A".
+------------------------------------------------------------
+ SYNTAX: N = COS( X )
+ PARAMETER: X is a number
+DESCRIPTION: The cosine of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = COSH( X )
+ PARAMETER: X is a number
+DESCRIPTION: The hyperbolic cosine of X.
+------------------------------------------------------------
+ SYNTAX: N = COT( X )
+ PARAMETER: X is a number
+DESCRIPTION: The cotangent of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = CSC( X )
+ PARAMETER: X is a number
+DESCRIPTION: The cosecant of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = DATE
+DESCRIPTION: The current date in decimal form YYYDDD, where
+ YYY are the number of years since 1900 and
+ DDD is the ordinal number of the current day
+ of the year; e.g., the value of DATE on May
+ 9, 1977 was 77129. If there is no calendar
+ available, then the value of DATE shall be
+ -1.
+------------------------------------------------------------
+ SYNTAX: S$ = DATE$
+DESCRIPTION: The current date based on the internal clock
+ as a string in the format set by OPTION DATE.
+------------------------------------------------------------
+ SYNTAX: N = DEG( X )
+ PARAMETER: X is a number
+DESCRIPTION: The number of degrees in X radians.
+------------------------------------------------------------
+ SYNTAX: N = EPS( X )
+ PARAMETER: X is a number
+DESCRIPTION: The maximum of (X-X1,X2-X, sigma) where X1 and
+ X2 are the predecessor and successor of X and
+ signma is the smallest positive value
+ representable. If X has no predecessor the
+ X1=X and if X has no successor the X2=X.
+ Note EPS(0) is the smallest positive number
+ representable by the implementation, and is
+ therefor implementation-defined. Note also
+ that EPS may produce different results for
+ different arithmetic options (see OPTION
+ ARITHMETIC).
+------------------------------------------------------------
+ SYNTAX: N = EXP( X )
+ PARAMETER: X is a number
+DESCRIPTION: The exponential value of X, i.e., the value of
+ the base of natural logarithms (e = 2.71828)
+ raised to the power of X; if EXP(X) is less
+ that machine infinitesimal, then its value
+ shall be replaced with zero.
+------------------------------------------------------------
+ SYNTAX: N = FIX( X )
+ PARAMETER: X is a number
+DESCRIPTION: The truncated integer, part of X. FIX (X) is
+ equivalent to SGN(X)*INT(ABS(X)). The major
+ difference between FIX and INT is that FIX
+ does not return the next lower number for
+ negative X.
+------------------------------------------------------------
+ SYNTAX: N = FP( X )
+ PARAMETER: X is a number
+DESCRIPTION: The fractional part of X, i.e. X - IP(X).
+------------------------------------------------------------
+ SYNTAX: N = INT( X )
+ PARAMETER: X is a number
+DESCRIPTION: The largest integer not greater than X; e.g.
+ INT(1.3) = 1 and INT(-1.3) = 2.
+------------------------------------------------------------
+ SYNTAX: N = IP( X )
+ PARAMETER: X is a number
+DESCRIPTION: The integer part of X, i.e.,
+ SGN(X)*INT(ABS(X)).
+------------------------------------------------------------
+ SYNTAX: N = LBOUND( ... )
+DESCRIPTION: LBOUND( arrayname [, dimension] ). The lower
+ bound of the array. The dimension defaults
+ to 1. dimension in [1,DIM(arrayname)]
+------------------------------------------------------------
+ SYNTAX: S$ = LCASE$( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The string of characters from the value
+ associatedwith A$ by replacing each
+ upper-case-letter in the string by its
+ lower-case version.
+------------------------------------------------------------
+ SYNTAX: S$ = LEFT$( A$, X )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: X is a number, [0,MAXLEN]
+DESCRIPTION: The X left-most characters of A$, beginning
+ from postion 1.
+------------------------------------------------------------
+ SYNTAX: N = LEN( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The length of A$.
+------------------------------------------------------------
+ SYNTAX: N = LOC( X )
+ PARAMETER: X is a number, [MININT,MAXINT]
+DESCRIPTION: The location of file X; the next record that
+ GET or PUT statements will use.
+------------------------------------------------------------
+ SYNTAX: N = LOF( X )
+ PARAMETER: X is a number, [MININT,MAXINT]
+DESCRIPTION: The length of file X.
+------------------------------------------------------------
+ SYNTAX: N = LOG( X )
+ PARAMETER: X is a number, > 0
+DESCRIPTION: The natural logarithm of X; X shall be greater
+ than zero.
+------------------------------------------------------------
+ SYNTAX: N = LOG10( X )
+ PARAMETER: X is a number, > 0
+DESCRIPTION: The common logarithm of X; X shall be greater
+ than zero.
+------------------------------------------------------------
+ SYNTAX: N = LOG2( X )
+ PARAMETER: X is a number, > 0
+DESCRIPTION: The base 2 logarithm of X; X shall be greater
+ than zero.
+------------------------------------------------------------
+ SYNTAX: S$ = LTRIM$( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The string of characters resulting from the
+ value associated with A$ by deleting all
+ leading space characters.
+------------------------------------------------------------
+ SYNTAX: N = MAX( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number
+DESCRIPTION: The larger of the parameters.
+------------------------------------------------------------
+ SYNTAX: N = MAXLEN
+DESCRIPTION: The maximum string length.
+------------------------------------------------------------
+ SYNTAX: N = MAXLEN( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The maximum length associated with the
+ simple-string-variable A$.
+------------------------------------------------------------
+ SYNTAX: N = MAXNUM
+DESCRIPTION: The largest finite positive number
+ representable and manipulable by the
+ implementation; implementation-defined.
+ MAXNUM may represent diffent number for
+ different arithmetic options (see OPTION
+ ARITHMETIC).
+------------------------------------------------------------
+ SYNTAX: S$ = MID$( A$, X )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: X is a number, [1,MAXLEN]
+DESCRIPTION: The characters of A$, starting from postion X.
+------------------------------------------------------------
+ SYNTAX: S$ = MID$( A$, X, Y )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: X is a number, [1,MAXLEN]
+ PARAMETER: Y is a number, [0,MAXLEN]
+DESCRIPTION: The Y characters of A$, starting from postion
+ X.
+------------------------------------------------------------
+ SYNTAX: N = MIN( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number
+DESCRIPTION: The smaller of the parameters.
+------------------------------------------------------------
+ SYNTAX: N = MOD( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number, <> 0
+DESCRIPTION: X modulo Y, i.e., X-Y*INT(X/Y). Y shall not
+ equal zero.
+------------------------------------------------------------
+ SYNTAX: S$ = NUM$( X )
+ PARAMETER: X is a number
+DESCRIPTION: The string generated by the print-statement as
+ the numeric-representation of the value
+ associated with X.
+------------------------------------------------------------
+ SYNTAX: N = ORD( A$ )
+ PARAMETER: A$ is a string, LEN >= 1
+DESCRIPTION: The ordinal position of the character named by
+ the string associated with A$ in the
+ collating sequence of ASCII character set,
+ where the first member of the character set
+ is in position zero. The acceptable values
+ for the standard character set are shown in
+ Table 1.
+------------------------------------------------------------
+ SYNTAX: N = PI
+DESCRIPTION: The constant 3.14159 which is the ratio of the
+ circumference of a circle to its diameter.
+------------------------------------------------------------
+ SYNTAX: N = POS( A$, B$ )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: B$ is a string, LEN >= 0
+DESCRIPTION: The character position, within the value
+ assocated with A$, of the first character of
+ the first occurence of the value associated
+ with B$, starting at the first character of
+ A$. If there is not such occurence, then the
+ value returned is zero.
+------------------------------------------------------------
+ SYNTAX: N = POS( A$, B$, X )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: B$ is a string, LEN >= 0
+ PARAMETER: X is a number, [1,MAXLEN]
+DESCRIPTION: The character position, within the value
+ assocated with A$, of the first character of
+ the first occurence of the value associated
+ with B$, starting at the Xth character of A$.
+ If there is not such occurence, then the
+ value returned is zero.
+------------------------------------------------------------
+ SYNTAX: N = RAD( X )
+ PARAMETER: X is a number
+DESCRIPTION: The number of radians in X degrees.
+------------------------------------------------------------
+ SYNTAX: N = RANDOMIZE
+DESCRIPTION: Seeds the pseudo-random number generator with
+ TIME.
+------------------------------------------------------------
+ SYNTAX: N = RANDOMIZE( X )
+ PARAMETER: X is a number
+DESCRIPTION: Seeds the pseudo-random number generator with
+ X.
+------------------------------------------------------------
+ SYNTAX: N = REMAINDER( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number, <> 0
+DESCRIPTION: The remainder function, i.e., X-Y*IP(X/Y). Y
+ shall not equal zero.
+------------------------------------------------------------
+ SYNTAX: S$ = RIGHT$( A$, X )
+ PARAMETER: A$ is a string, LEN >= 0
+ PARAMETER: X is a number, [0,MAXLEN]
+DESCRIPTION: The right-most X characters of A$.
+------------------------------------------------------------
+ SYNTAX: N = RND
+DESCRIPTION: The next pseudo-random number in an
+ implementation-defined sequence of
+ pseudo-random numbers uniformly distributed
+ in the range 0 <= RND < 1.
+------------------------------------------------------------
+ SYNTAX: N = RND( X )
+ PARAMETER: X is a number
+DESCRIPTION: Returns a pseudorandom number in the range
+ [0,1]. The value of X is ignored.
+------------------------------------------------------------
+ SYNTAX: N = ROUND( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number, [MININT,MAXINT]
+DESCRIPTION: The value of X rounded to Y decimal digits to
+ the right of the decimal point (or -Y digits
+ to the left if Y < 0); i.e.,
+ INT(X*10^Y+.5)/10^Y. Y must be in [-32,32].
+------------------------------------------------------------
+ SYNTAX: S$ = RTRIM$( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The string of characters resulting from the
+ value associated with A$ by deleting all
+ trailing space characters.
+------------------------------------------------------------
+ SYNTAX: N = SEC( X )
+ PARAMETER: X is a number
+DESCRIPTION: The secant of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = SEEK( X )
+ PARAMETER: X is a number, [MININT,MAXINT]
+DESCRIPTION: The location of file X; the next record that
+ GET or PUT statements will use.
+------------------------------------------------------------
+ SYNTAX: N = SGN( X )
+ PARAMETER: X is a number
+DESCRIPTION: The sign of X: -1 if X < 0, 0 if X = 0, and +1
+ if X > 0.
+------------------------------------------------------------
+ SYNTAX: N = SIN( X )
+ PARAMETER: X is a number
+DESCRIPTION: The sine of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = SINH( X )
+ PARAMETER: X is a number
+DESCRIPTION: The hyperbolic sine of X.
+------------------------------------------------------------
+ SYNTAX: N = SIZE( ... )
+DESCRIPTION: SIZE( arrayname ). The total number of items
+ in the array.
+------------------------------------------------------------
+ SYNTAX: S$ = SPC( X )
+ PARAMETER: X is a number
+DESCRIPTION: The string of X spaces. Only for use within
+ the PRINT command.
+------------------------------------------------------------
+ SYNTAX: N = SQR( X )
+ PARAMETER: X is a number, >= 0
+DESCRIPTION: The non-negative square root of X; X shall be
+ non-negative.
+------------------------------------------------------------
+ SYNTAX: S$ = STR$( X )
+ PARAMETER: X is a number
+DESCRIPTION: The string generated by the print-statement as
+ the numeric-representation of the value
+ associated with X.
+------------------------------------------------------------
+ SYNTAX: S$ = STRING$( X, A$ )
+ PARAMETER: X is a number, [0,MAXLEN]
+ PARAMETER: A$ is a string, LEN >= 1
+DESCRIPTION: The string X bytes long consisting of the
+ first character of A$.
+------------------------------------------------------------
+ SYNTAX: S$ = STRING$( X, Y )
+ PARAMETER: X is a number, [0,MAXLEN]
+ PARAMETER: Y is a number, [0,255]
+DESCRIPTION: The string X bytes long consisting of CHR$(Y).
+------------------------------------------------------------
+ SYNTAX: S$ = TAB( X )
+ PARAMETER: X is a number
+DESCRIPTION: The string required to advance to column X.
+ Only for use within the PRINT command.
+------------------------------------------------------------
+ SYNTAX: N = TAN( X )
+ PARAMETER: X is a number
+DESCRIPTION: The tangent of X, where X is in radians.
+------------------------------------------------------------
+ SYNTAX: N = TANH( X )
+ PARAMETER: X is a number
+DESCRIPTION: The hyperbolic tangent of X.
+------------------------------------------------------------
+ SYNTAX: N = TIME
+DESCRIPTION: The time elapsed since the previous midnight,
+ expressed in seconds; e.g., the value of TIME
+ at 11:15 AM is 40500. If there is no clock
+ available, then the value of TIME shall be
+ -1. The value of TIME at midnight shall be
+ zero (not 86400).
+------------------------------------------------------------
+ SYNTAX: S$ = TIME$
+DESCRIPTION: The time of day in 24-hour notation according
+ to ISO 3307. For example, the value of TIME$
+ at 11:15 AM is "11:15:00". If there is no
+ clock available, then the value of TIME$
+ shall be "99:99:99". The value of TIME$ at
+ midnight is "00:00:00".
+------------------------------------------------------------
+ SYNTAX: S$ = TRIM$( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The string resulting from removing both
+ leading and trailing spaces from A$.
+------------------------------------------------------------
+ SYNTAX: N = TROFF
+DESCRIPTION: Turn tracing OFF
+------------------------------------------------------------
+ SYNTAX: N = TRON
+DESCRIPTION: Turn tracing ON
+------------------------------------------------------------
+ SYNTAX: N = TRUNCATE( X, Y )
+ PARAMETER: X is a number
+ PARAMETER: Y is a number, [MININT,MAXINT]
+DESCRIPTION: The value of X truncated to Y decimal digits
+ to the right of the decimal point (or -Y
+ digits to the left if Y < 0); i.e.,
+ IP(X*10^Y)/10^Y. Y in [-32,32].
+------------------------------------------------------------
+ SYNTAX: N = UBOUND( ... )
+DESCRIPTION: UBOUND( arrayname [, dimension] ). The upper
+ bound of the array. The dimension defaults
+ to 1. dimension in [1,DIM(arrayname)]
+------------------------------------------------------------
+ SYNTAX: S$ = UCASE$( A$ )
+ PARAMETER: A$ is a string, LEN >= 0
+DESCRIPTION: The string of characters resulting from the
+ value associated with A$ by replacing each
+ lower-case-letter in the string by its
+ upper-case version.
+------------------------------------------------------------
+ SYNTAX: N = VAL( A$ )
+ PARAMETER: A$ is a string, LEN >= 1
+DESCRIPTION: The value of the numeric-constant associated
+ with A$, if the string associated with A$ is
+ a numeric-constant. Leading and trailing
+ spaces in the string are ignored. If the
+ evaluation of the numeric-constant would
+ result in a value which causes an underflow,
+ then the value returned shall be zero. For
+ example, VAL( " 123.5 " ) = 123.5, VAL(
+ "2.E-99" ) could be zero, and VAL( "MCMXVII"
+ ) causes an exception.
+------------------------------------------------------------
+
+
+============================================================
+ OPERATORS
+============================================================
+
+
+------------------------------------------------------------
+ SYNTAX: X ^ Y
+DESCRIPTION: Exponential
+ PRECEDENCE: 14
+------------------------------------------------------------
+ SYNTAX: # X
+DESCRIPTION: Posation
+ PRECEDENCE: 13
+------------------------------------------------------------
+ SYNTAX: + X
+DESCRIPTION: Posation
+ PRECEDENCE: 13
+------------------------------------------------------------
+ SYNTAX: - X
+DESCRIPTION: Negation
+ PRECEDENCE: 13
+------------------------------------------------------------
+ SYNTAX: X * Y
+DESCRIPTION: Multiplication
+ PRECEDENCE: 12
+------------------------------------------------------------
+ SYNTAX: X / Y
+DESCRIPTION: Division
+ PRECEDENCE: 12
+------------------------------------------------------------
+ SYNTAX: X \ Y
+DESCRIPTION: Integer Division
+ PRECEDENCE: 11
+------------------------------------------------------------
+ SYNTAX: X + Y
+DESCRIPTION: Addition
+ PRECEDENCE: 9
+------------------------------------------------------------
+ SYNTAX: X - Y
+DESCRIPTION: Subtraction
+ PRECEDENCE: 9
+------------------------------------------------------------
+ SYNTAX: X < Y
+DESCRIPTION: Less than
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X <= Y
+DESCRIPTION: Less than or Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X <> Y
+DESCRIPTION: Not Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X = Y
+DESCRIPTION: Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X =< Y
+DESCRIPTION: Less than or Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X => Y
+DESCRIPTION: Greater than or Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X > Y
+DESCRIPTION: Greater than
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X >< Y
+DESCRIPTION: Not Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: X >= Y
+DESCRIPTION: Greater than or Equal
+ PRECEDENCE: 7
+------------------------------------------------------------
+ SYNTAX: NOT X
+DESCRIPTION: Bitwise NOT
+ PRECEDENCE: 6
+------------------------------------------------------------
+ SYNTAX: X AND Y
+DESCRIPTION: Bitwise AND
+ PRECEDENCE: 5
+------------------------------------------------------------
+ SYNTAX: X OR Y
+DESCRIPTION: Bitwise OR
+ PRECEDENCE: 4
+------------------------------------------------------------
+
+
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