## ASCII 39## M[UMPS] by Example |

ASCII code 39.

Many people call this character 'single quote'. In this document, the character ' is called apostrophe, and the character " is called quotes.

This character may be used as a unary 'not' operator.

`If '(X>2)`

This character may be used to negate the meaning of other operators. The following pairs of expression are equivalent by definition:

Is equal to: `X'=2` is the same as `'(X=2)`

Is greater than: `X'>2` is the same as `'(X>2)`

Is less than: `X'<2` is the same as `'(X<2)`

Is less than or equal to: `X'<=2` is the same as `'(X<=2)`

Is greater than or equal to: `X'>=2` is the same as `'(X>=2)`

Matches pattern: `X'?2N` is the same as `'(X?2N)`

Contains: `X'[2` is the same as `'(X[2)`

Follows: `X']2` is the same as `'(X]2)`

Follows or equal to: `X']=2` is the same as `'(X]=2)`

Collates after: `X']]2` is the same as `'(X]]2)`

Collates after or equal to: `X']]=2` is the same as `'(X]]=2)`

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.

*The information in this page is
NOT authoritative and subject to be modified
at any moment.Please consult the
appropriate (draft) language standard for an
authoritative definition.*

*Some specifications are "approved
for inclusion in a future standard". Note
that the MUMPS Development Committee cannot
guarantee that such future standards will
indeed be published.*

This page most recently updated on 28-Nov-2011, 21:03:46 .

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