Online PHP editor | output for t5FIc

@ 2016-01-11T19:38:14Z

<?php
function stack_exception_handler($eh) {
	static $ehs=array();
	if (empty($ehs)) {
		set_exception_handler(function($ex)use(&$ehs){foreach($ehs as $eh){call_user_func($eh,$ex);}});
	}
	$ehs[]=$eh;
	register_postsend_function(function() { restore_exception_handler(); restore_error_handler(); });
}
stack_exception_handler(function(){echo "handler 1 called!";});
stack_exception_handler(function(){echo "handler 2 called!";});
stack_exception_handler(function(){echo "handler 3 called!";});

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: handler 1 called!
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 handler 1 called!
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28: Fatal error: Call to undefined function register_postsend_function() in /in/t5FIc on line 8
Process exited with code 255.

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