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run code in 150+ php & hhvm versions
Bugs & Features
<?php function test() { var_dump(debug_backtrace()); } class A { protected static function callTarget() { echo 'hello'; } } class B extends A { public function test() { call_user_func('parent::callTarget'); } } $a = new B; $a->test();
Output for 5.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
hello
Output for 5.2.3 - 5.2.17
Fatal error: Cannot call method parent::callTarget() or method does not exist in /in/SsGge on line 15
Process exited with code 255.
Output for 5.2.2
<br /> <b>Fatal error</b>: Cannot call method parent::callTarget() or method does not exist in <b>/in/SsGge</b> on line <b>15</b><br />
Process exited with code 255.
Output for 5.1.2 - 5.2.1
<br /> <b>Warning</b>: call_user_func(parent::callTarget) [<a href='function.call-user-func'>function.call-user-func</a>]: Unable to call parent::callTarget() in <b>/in/SsGge</b> on line <b>15</b><br />
Output for 5.0.0 - 5.1.1
<br /> <b>Warning</b>: call_user_func(parent::callTarget) [<a href='function.call-user-func'>function.call-user-func</a>]: First argument is expected to be a valid callback in <b>/in/SsGge</b> on line <b>15</b><br />
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/SsGge</b> on line <b>8</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/SsGge</b> on line <b>8</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/SsGge</b> on line <b>8</b><br />
Process exited with code 255.