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Left Hand Pointer

Special Variables

1977 Version of ANSI Standard

Right Hand Pointer

1.2.8 Special Variables

The following special variables are specified.

$HOROLOG provides the date and time in a single, two-part value.
$IO identifies the currently assigned 1/0 device.
$JOB has an integer value which uniquely identifies the process which evaluates it.
$STORAGE provides the number of unused characters which remain in a routine's partition.
$TEST makes available the truth value determined by the IF command and by the OPEN, LOCK, and READ with timeouts.
$X gives the horizontal cursor position on the current device.
$Y gives the line number on the current device.
$Z reserved for implementation-specific definitions.

All other initial letters of special variable 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 13-Sep-2014, 08:37:29 .

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