Changes the way that class tests involving zero-length items are carried out.
>>-.---.-.----.--ZEROLENGTHFALSE----------->< +-/-+ +-NO-+
None
Default: | NOZEROLENGTHFALSE ( |
Phase: | Syntax check |
$SET: | Any |
When ZEROLENGTHFALSE is set, all comparisons between zero-length group items, and between zero-length items and figurative constants, return false; when it is not set, they all return true.
For conformance to ANSI you must set ZEROLENGTHFALSE.