Disables the radio set button. The selected radio-set button's SCREEN-VALUE is changed to the first enabled radio set button or to the Unknown value (?) if all radio set buttons are disabled.

Return type: LOGICAL

Applies to: RADIO-SET widget

Syntax

DISABLE ( label )
label
A character-string expression that specifies the label of a button in the radio set.

If the operation is successful, the method returns TRUE.