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run code in 150+ php & hhvm versions
Bugs & Features
<?php class testing { public function test ($varr = false, &$array = array()){ if (count($array) > 2) return 1; $array[] = $this->test(); return 100; } } $testme = new testing(); var_dump($testme->test()); var_dump($testme->test(true));
Output for 7.0.0 - 7.1.0
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 262144 bytes) in /in/0pjkN on line 3
Process exited with code 255.
Output for hhvm-3.12.0
Assertion failure: /build/hhvm/src/hhvm-HHVM-3.12.0/hphp/runtime/base/runtime-error.cpp:48: void HPHP::raise_error(const string&): assertion `0' failed.
Process exited with code 134.
Output for hhvm-3.10.0
Fatal error: Stack overflow in /in/0pjkN on line 6
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 130968 bytes) in /in/0pjkN on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 523800 bytes) in /in/0pjkN on line 6
Process exited with code 255.
Output for 5.0.0 - 5.2.17

Process exited with code 139.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/0pjkN 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 T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/0pjkN on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/0pjkN on line 3
Process exited with code 255.