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

namespace Single;

  class DemoFile
  {
      protected bool $test = false;
      public function init(): void
      {
          $this->test = true;
      }
  }

  class FirstChild extends DemoFile {
      
  }

  class SecondChild extends FirstChild {
    protected bool $foo = false;
    public function init(): void {
        parent::init();
        $this->foo = true;
    }
  }

Config rector.php

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclaration\Rector\Property\TypedPropertyFromAssignsRector;
use Rector\ValueObject\PhpVersion;

return RectorConfig::configure()
    ->withPhpSets(php84: true)
    ->withPhpVersion(PhpVersion::PHP_81);

Rector version: 6e1af0 - released at 2024-10-26 18:37