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run code in 150+ php & hhvm versions
Bugs & Features
<?php class test implements IteratorAggregate { public function getIterator() { return false; } } foreach(new test() as $t) { echo $t, PHP_EOL; }
based on jIuJt
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Exception: Objects returned by test::getIterator() must be traversable or implement interface Iterator in /in/0BpP1:9 Stack trace: #0 {main} thrown in /in/0BpP1 on line 9
Process exited with code 255.
Output for 5.0.5 - 5.6.28
Fatal error: Uncaught exception 'Exception' with message 'Objects returned by test::getIterator() must be traversable or implement interface Iterator' in /in/0BpP1:9 Stack trace: #0 /in/0BpP1(9): unknown() #1 {main} thrown in /in/0BpP1 on line 9
Process exited with code 255.
Output for 5.0.4

Process exited with code 139.
Output for 5.0.0 - 5.0.3
Warning: Objects returned by test::getIterator() must be traversable or implement interface Iterator in /in/0BpP1 on line 9
Process exited with code 139.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/0BpP1 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/0BpP1 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/0BpP1 on line 3
Process exited with code 255.