Xbasic

a5_eval_valid Function

Syntax

Result as L = a5_eval_valid(expression as C [,context as P])

Arguments

expressionCharacter

An Xbasic expression.

contextPointer

Pointer

Returns

ResultLogical

If expression is valid, returns .t.; otherwise .f.

Description

Returns .t. if an expression is valid and is not a type 'F'.

See Also