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IsNull
Syntax
bRes = IsNull ( vExpr ) AS Boolean
bRes = Null? ( vExpr ) AS Boolean

Returns TRUE if the expression vExpr is NULL, i.e. if it is:

Examples

PRINT IsNull(NULL)
<hr>True

PRINT IsNull("Gambas")
<hr>False

PRINT IsNull("")
<hr>True

See also

Datatype Functions