X-Hacker.org- Artful Two for Clipper 5.0

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Syntax

IS_LOGIC( pExpr )

Purpose

Determine if a variable is logical.

Arguments

     pExpr -- item to check

Setup

None.

Example

     LOCAL _number := 5,  _false := .F.
     ? IS_LOGIC( _number )        && returns .F.
     ? IS_LOGIC( _false )         && returns .T.

Returns

.T. if pExpr is a logical variable, else .F.

Side Effects

None.

Artful Calls

None.

Source File

ARTFUL.CH

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