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Left Hand Pointer

Functions

1977 Version of ANSI Standard

Right Hand Pointer

1.2.7 Functions

The following functions are currently specified.

$ASCII selects a character of a string and returns its code as an integer.
$CHAR translates a set of integers into a string of characters whose codes are those integers.
$DATA returns an integer specifying whether a defined value and/or pointer of a named variable exists.
$EXTRACT returns a character or substring of a string expression, selected by position number.
$FIND returns an integer specifying the end position of a specified substring within a string.
$JUSTIFY returns the value of an expression, right-justified within a field of specified size.
$LENGTH returns the length of a string.
$NEXT returns the lowest numeric subscript value on the same level, but numerically higher than the last subscript of the named global or local variable.
$PIECE returns a string between two specified occurrences of a specified substring within a specified string.
$RANDOM returns a pseudo-random number in a specified interval.
$SELECT returns the value of one of several expressions in a list, selected by the truth values in a second list of expressions.
$TEXT returns the text content of a specified line of the routine in which the function appears.
$VIEW reserved for implementation-specific methods of obtaining machine-dependent data.
$Z reserved for definition of implementation-specific functions.

All other initial letters of function names are reserved.

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Copyright © Standard Documents; 1977-2018 MUMPS Development Committee;
Copyright © Examples: 1995-2018 Ed de Moel;
Copyright © Annotations: 2003-2008 Jacquard Systems Research
Copyright © Annotations: 2008-2018 Ed de Moel.

This page most recently updated on 29-Nov-2011, 20:05:08 .

For comments, contact Ed de Moel (demoel@jacquardsystems.com)