RemoveUnusedForeachKeyRector

Remove unused key in foreach

 $items = [];
-foreach ($items as $key => $value) {
+foreach ($items as $value) {
     $result = $value;
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\DeadCode\Rector\Foreach_\RemoveUnusedForeachKeyRector;

return RectorConfig::configure()
    ->withRules([
        RemoveUnusedForeachKeyRector::class,
    ]);
SETS:  Dead Code