- var_dump: documentation ( source)
- trim: documentation ( source)
<?php
$a = '0e123';
var_dump($a == 0);
var_dump($a == '0');
var_dump($a == 0x0);
var_dump($a == true);
echo "\n";
$b=1;
var_dump($a == "$b");
var_dump($a == $b);
echo "\n";
var_dump($a == trim($a));
echo "\n";
var_dump($a == '0xe');
var_dump($a == "0xe");
echo "\n";
var_dump($a == '0xe0');
var_dump($a == '0x0e');
var_dump($a == ('0' . 'x0e'));