IsFieldNull

Description

Returns true if the field of the specified object is a null value;
otherwise it returns false.

Syntax

IsFieldNull(pbobject obj, pbfield fid)

1	IsFieldNull(pbobject obj, pbfield fid)

Argument	Description
obj	A valid object handle for the object whose field is to be accessed
fid	The field ID of the specified object

Return value

pbboolean.

Examples

These statements test whether the field identified by fid is
null:

fid = session -&gt; GetFieldID(cls, "i_val");
if (session -&gt; IsFieldNull(myobj, fid))

1 2	fid = session -> GetFieldID(cls, "i_val"); if (session -> IsFieldNull(myobj, fid))

See also

GetFieldID

Document get from Powerbuilder help

Thank you for watching.

Powerbuilder Documentation 2022

PB Docs 2022 Powerbuilder Documentation 2022

August 21, 2023

Was this article helpful?

Connection Information