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run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types = 1); $results = array_walk($contributors, function(string $contributor) : string { return sprintf("%s, thank you very much for PHP7!", $contributor); }); echo implode("\n", $results);
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught TypeError: array_walk() expects parameter 1 to be array, null given in /in/LA9WG:5 Stack trace: #0 /in/LA9WG(5): array_walk(NULL, Object(Closure)) #1 {main} thrown in /in/LA9WG on line 5
Process exited with code 255.
Output for 5.3.20 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/LA9WG on line 2 Parse error: syntax error, unexpected ':', expecting '{' in /in/LA9WG on line 3
Process exited with code 255.