ArrayKeyExistsOnPropertyRector

Change array_key_exists() on property to property_exists()

 class SomeClass
 {
      public $value;
 }
 $someClass = new SomeClass;

-array_key_exists('value', $someClass);
+property_exists($someClass, 'value');

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Php74\Rector\FuncCall\ArrayKeyExistsOnPropertyRector;

return RectorConfig::configure()
    ->withRules([
        ArrayKeyExistsOnPropertyRector::class,
    ]);
SETS:  PHP 7.4