3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class qq{ abstract public function __construct(stdClass $o = null, array $arr) {echo 'constructor';} }; class ww extends qq { function ww() {echo 'ww_constructor';} //function __construct() {echo 'cc_constructor';} }; $x = new ww();
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.34
Fatal error: Abstract function qq::__construct() cannot contain body in /in/XT9n3 on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/XT9n3 on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/XT9n3 on line 3
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_CLASS in /in/XT9n3 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/XT9n3 on line 3
Process exited with code 255.
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213.15 ms | 1395 KiB | 124 Q