Number regress_test_callback_user_data Regress.TestCallbackUserData callback test_callback_user_data function test_callback_user_data(callback:Regress.TestCallbackUserData):Number { // Gjs wrapper for regress_test_callback_user_data() }

Call - callback parameter persists for the duration of the method call and can be released on return.

<code>callback</code> <code>Returns</code>