ZEROLENGTHFALSE Details (↑ Choosing Run-time Behavior)

cobol2.hlp (Table of Contents; Topic list)

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     When ZEROLENGTHFALSE is set, all comparisons between zero-length
     group items, and between zero-length items and figurative constants,
     will return false; when it is not set, they all return true.
 
     For conformance to ANSI and SAA you must set ZEROLENGTHFALSE.
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