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
 
 final class DemoFile
 {
+    /**
+     * @var never[]
+     */
     public array $var = [];
 }

PHP snippet to change

<?php

final class DemoFile
{
    public array $var = [];
}

Applied Rules:

DocblockVarArrayFromPropertyDefaultsRector

Not a change you expect?

Create an issue on GitHub
...or to speed up fix – add a test fixture

Config rector.php

<?php

use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        \Rector\TypeDeclarationDocblocks\Rector\Class_\DocblockVarArrayFromPropertyDefaultsRector::class,
    ]);

Rector version: 3a3942 - released at 2026-03-17 17:46