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Left Hand Pointer

Error Code M15

M[UMPS] by Example

Right Hand Pointer

M15, Undefined index variable

Introduced in the 1995 ANSI M[UMPS] language standard.

When a For command is executed, and the range specification is of the form FROM:STEP or FROM:STEP:UNTIL, and it is not possible to assign a value to the index variable of the For loop, this error will occur.

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Copyright © Standard Documents; 1977-2017 MUMPS Development Committee;
Copyright © Examples: 1995-2017 Ed de Moel;
Copyright © Annotations: 2003-2017 Jacquard Systems Research.

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 29-Nov-2011, 21:30:57 .

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