php_user_filter::onClose

Called when closing the filter

&reftitle.description; public `void` `php_user_filter::onClose`

This method is called upon filter shutdown (typically, this is also during stream shutdown), and is executed after the `flush` method is called. If any resources were allocated or initialized during `onCreate()` this would be the time to destroy or dispose of them.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

Return value is ignored.