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:

 <?php
 
 namespace 
 {
 
-	$a = new \DateTime();
+	use DateTime;
+
+    $a = new DateTime();
 
 }

PHP snippet to change

<?php

namespace 
{

	$a = new \DateTime();

}

Config rector.php

<?php

use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withPreparedSets(typeDeclarations: true)
    ->withImportNames();

Rector version: 6a3101 - released at 2026-02-10 12:09