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@ 2022-07-24T10:07:44Z

<?php
function function_name(){}
class C{
    static function m(){}
}
$f = function(){};

var_dump(is_callable('function_name'));
var_dump(is_callable(function(){}));
var_dump(is_callable(array('C','m')));
var_dump(is_callable(array(new C(),'m')));
var_dump(is_callable($f));

Output
Performance
VLD
References
Branches

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

preferences:dark modelive preview

26.52 ms | 405 KiB | 5 Q