3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function retry($retries, callable $fn) { try { while(!$fn() && $retries > 0) { $retries--; } } catch (\Exception $e) { throw new \Exception('', 0, $e); } }
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 5.0.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/43tUM on line 10 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/43tUM on line 12
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '&' or T_VARIABLE or T_CONST in /in/43tUM on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '&' or T_VARIABLE or T_CONST in /in/43tUM on line 3
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/43tUM on line 3
Process exited with code 255.