Online PHP editor | refs for kl5e2

@ 2016-03-16T23:27:29Z

<?php

function takeRef(&$foo) {
    $foo = "this is a string now";
}

class A {
    private int $data = 42;
    public function makeString() {
        takeRef($this->data);
        var_dump($this->data);
    }
}
$a = new A();
$a->makeString();