Try Rector Online | Rector - Automated Way to Instantly Upgrade and Refactor any PHP code

Run Rector on your code to see what it can do for you:

// no change

PHP snippet to change

<?php

/** @var int */
$a = 1;
/** @var int */
$b = 2;

var_dump($a == $b);

Config rector.php

<?php

use Rector\Config\RectorConfig;
use Rector\CodeQuality\Rector\Equal\UseIdenticalOverEqualWithSameTypeRector;

return RectorConfig::configure()
    ->withRules([
        UseIdenticalOverEqualWithSameTypeRector::class
    ]);

Rector version: f39a7e - released at 2026-04-28 09:32