Summary of Commands

Command procedure files

@<filename>
.<procedure name>

Assignment and dictionary manipulation

<name>=<expression> 
.ERASE <name>
.SHOW <name>
.RESTORE <filename>
.SAVE <filename>

Input/Output

. <expression>
#(<channel>)=<expression>
.REWIND <channel>
.CLOSE <channel>

Shell interface

$<shell command>
$$<shell command>

Control

.BEGIN 
.UNTIL <logical expression>
.IF <logical expression>
.ELSEIF <logical expression>
.ELSE 
.ENDIF 
.DO <name>=<start>,<end>,<step>
.LOOP
.EXIT
.QUIT

Named command

. <name>

Supplied named commands

.DEFAULT

Curly Braces Substitution

{<expression>}

Operators

Character concatenation   //
Logical                   .EQV. .NEQV. .OR. .AND. .NOT.
Character relational      .NT. .IS. .IN. .NI.
Arithmetic relational     .LT. .GT. .EQ. .LE. .GE. .NE.
Arithmetic                + - * / **

Functions

SIN ASIN COS ACOS EXP LOG SQRT LOG10 TAN ATAN ABS INT
NINT MOD SIGN ATAN2 MIN MAX SUB FMT LEN INDEX SECNDS
READ OLD NEW NXT QCL_CL DATE UPC SYMBOL INSA INSB REP
DEL