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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A {public static function b() {}} $c = 'A::b'; call_user_func($c);
Output for 5.2.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 5.1.0 - 5.2.1
<br /> <b>Warning</b>: call_user_func(A::b) [<a href='function.call-user-func'>function.call-user-func</a>]: Unable to call A::b() in <b>/in/KrhX7</b> on line <b>6</b><br />
Output for 5.0.0 - 5.0.5
<br /> <b>Warning</b>: call_user_func(A::b) [<a href='function.call-user-func'>function.call-user-func</a>]: First argument is expected to be a valid callback in <b>/in/KrhX7</b> on line <b>6</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/KrhX7</b> on line <b>3</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/KrhX7</b> on line <b>3</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/KrhX7</b> on line <b>3</b><br />
Process exited with code 255.