- header: documentation ( source)
<?php
header('Content-Type:text/plain');
// Asume loginserver as 0
$_POST['loginserver'] = "0Fake";
if ($_POST['loginserver'] == 'login'){
echo "Type conversion bug", PHP_EOL; // This should not print
} else{
echo "Ok", PHP_EOL;
}
// Proper Way use ===
if ($_POST['loginserver'] === 'login'){
echo "Welcome", PHP_EOL; // This should not print
} else{
echo "Proper Way", PHP_EOL;
}