- var_dump: documentation ( source)
<?php
echo "Strings are sometimes numbers?\n";
$number1 = "2sdfsdfjoi";
var_dump($number1 == 2); // = true (wat?)
$number2 = "22sdfsdfjoi";
var_dump($number2 == 2); // = false (makes sense...)
var_dump($number2 == 22); // = true (wat?)
echo "Strings are always == true\n";
var_dump($number2 == true); // string = true (ugghh)
echo "The triple equals === is the only way to be sure\n";
var_dump($number2 === 22); // === the only way to be sure.