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OptionButton.BeforeUpdate Property (Access)

Returns or sets which macro, event procedure, or user-defined function runs when the BeforeUpdate event occurs. Read/write String.

expression .BeforeUpdate

expression A variable that represents an OptionButton object.

Valid values for this property are "macroname" where macroname is the name of macro, "[Event Procedure]" which indicates the event procedure associated with the BeforeUpdate event for the specified object, or "=functionname()" where functionname is the name of a user-defined function.

The following example specifies that when the BeforeUpdate event occurs on the first form of the current project, the associated event procedure should run.

Forms(0).BeforeUpdate = "[Event Procedure]"