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Oracle Forms Developer – Form Builder Reference, Volume 1

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ID_NULL built-in<br />

Description<br />

Returns a BOOLEAN value that indicates whether the object ID is available.<br />

Syntax<br />

FUNCTION ID_NULL<br />

(Alert BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Block BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Canvas BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Editor BOOLEAN);<br />

FUNCTION ID_NULL<br />

(<strong>Form</strong>Module BOOLEAN);<br />

FUNCTION ID_NULL<br />

(GroupColumn BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Item BOOLEAN);<br />

FUNCTION ID_NULL<br />

(LOV BOOLEAN);<br />

FUNCTION ID_NULL<br />

(MenuItem BOOLEAN);<br />

FUNCTION ID_NULL<br />

(ParamList BOOLEAN);<br />

FUNCTION ID_NULL<br />

(RecordGroup BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Relation BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Timer BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Viewport BOOLEAN);<br />

FUNCTION ID_NULL<br />

(Window BOOLEAN);<br />

Built-in Type unrestricted function<br />

Returns BOOLEAN<br />

Enter Query Mode yes<br />

Parameters<br />

object_id You can call this function to test results of the following object ID types:<br />

• Alert<br />

• Block<br />

• Canvas<br />

• Editor<br />

• <strong>Form</strong>Module<br />

• GroupColumn<br />

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