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@ 2015-02-17T04:38:57Z

<?php

class C {
    static function method() {
        return function() {
            return __FUNCTION__;  
        };
    }
}

$f = function () {
    return __FUNCTION__;
};

$cc = C::method();
$fc = $f();
var_dump($cc(), is_callable($cc()));
var_dump($fc, is_callable($fc));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
is_callable: documentation ( source)

preferences:dark modelive previewkey bindings

27.76 ms | 405 KiB | 5 Q