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FTVAL.isEmpty
Determines whether the data in this
FTVAL
object is empty.Syntax
public final boolean isEmpty()Returns
Returns
true
if the data in thisFTVAL
object is empty. Returnsfalse
if this object has some associated data. If the data type is numeric, this method always returnsfalse
.Description
Call
isEmpty
to determine whether the data in thisFTVAL
object is empty. This method is particularly useful to determine if an upload field is empty.
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