3v4l.org

run code in 300+ PHP versions simultaneously
<?php function retry($retries, callable $fn) { beginning: try { return $fn(); } catch (\Exception $e) { if (!$retries) { throw new FailingTooHardException('', 0, $e); } $retries--; goto beginning; } } $fn = function() { if (mt_rand(0, 5) === 0) { return true; } throw new \Exception('nope'); }; return(10, $fn);
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.32
Parse error: syntax error, unexpected ',' in /in/ZrQIH on line 25
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected ':' in /in/ZrQIH on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected ':' in /in/ZrQIH on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '&' or T_VARIABLE or T_CONST in /in/ZrQIH on line 4
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, expecting '&' or T_VARIABLE or T_CONST in /in/ZrQIH on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'&'' or `T_VARIABLE' or `T_CONST' in /in/ZrQIH on line 4
Process exited with code 255.
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224.08 ms | 1395 KiB | 123 Q