NavigationControl.EventProcPrefix Property (Access)
Gets or sets the prefix portion of an event procedure name. Read/write String.
Version Added: Access 2010
A variable that represents a NavigationControl object.
For example, if you have a command button with an event procedure named Details_Click, the EventProcPrefix property returns the string "Details".
Microsoft Access adds the prefix portion of an event procedure name to the event name with an underscore character (_).