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@ 2013-11-18T14:46:05Z

<?php

$f = function() { return 1; };
var_dump($f); // 'null'

var_dump(function() {}); // 'object(Closure)[1]'

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

39.23 ms | 402 KiB | 5 Q