Online PHP editor | refs for ZnBb7

@ 2017-07-12T10:14:09Z

<?php

function bla(callable $c) {
    echo json_encode($c);
}

bla(function($a) {
    echo "hi";
});

class d {
    function r() {
        echo "hello";
    }
}

$e = new d();
bla([$e, 'r']);