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
round(1.5, 0, PHP_ROUND_HALF_UP);

Config rector.php

<?php

use Rector\Config\RectorConfig;
use Rector\Php84\Rector\FuncCall\RoundingModeEnumRector;

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

Rector version: 797f02 - released at 2026-01-09 15:06