- var_dump: documentation ( source)
- md5: documentation ( source)
<?php
$input = [0x100000000 => "5\0", 0x001 => 'hund'];
$input[1] = md5($input[1]);
var_dump($input);
var_dump($input === ["5", '06e2b745f3124f7d670f78eabaa94809']);
var_dump($input[0] + 0);
var_dump([5 => 5] === [0x100000005 => 0x05]); // bool(true)