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@ 2015-12-09T18:56:42Z

<?php

class Thing {
    public function stuff() {
        $lambda = function() {
            static $y;
            $y++;
        };
        var_dump(spl_object_hash($lambda));
    }
}

$x = new Thing();
$x->stuff();
$x->stuff();

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
spl_object_hash: documentation ( source)

preferences:dark modelive preview

49.51 ms | 402 KiB | 5 Q