@ 2014-03-01T09:55:39Z <?php
interface Foo {}
class Bar implements Foo {}
var_dump(is_a('Bar', 'Foo', true));
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Output for 5.3.9 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.36 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.10 , 7.2.0 - 7.2.33 , 7.3.12 - 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 - 8.3.6 bool(true)
Output for 5.3.0 - 5.3.8 Warning: is_a() expects exactly 2 parameters, 3 given in /in/Z4t4m on line 6
NULL
Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Strict Standards: is_a(): Deprecated. Please use the instanceof operator in /in/Z4t4m on line 6
Warning: Wrong parameter count for is_a() in /in/Z4t4m on line 6
NULL
Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING in /in/Z4t4m on line 2
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 Parse error: parse error, unexpected T_STRING in /in/Z4t4m on line 2
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/Z4t4m on line 2
Process exited with code 255 . preferences:dark mode live preview
240.71 ms | 401 KiB | 346 Q