Online PHP editor | refs for 5nKmu

@ 2015-12-22T10:26:36Z

<?php

function bar(string $str){
    $str[0] = "b";
var_dump($str);
}

$str = "";
$str[0] = "b";
var_dump($str);

bar("");

$str = "a";
$str[0] = "b";
var_dump($str);

$str = "a";
$str[1] = "b";
var_dump($str);