IsValid

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Manual > Control Reference > Route > Route Methods >

IsValid

Check whether the value is valid (not #NOTHING# or #N/A#).

syntax

IsValid(

val

)

Parameters

val
	Type:	General purpose
	value.

Return Value

Type:

Boolean

Returns TRUE if the value is valid (not #NOTHING# or #N/A#). In the case of an array, only the first element is considered.

Supported

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Calculation Expression Syntax

reference