Illuminate\Database\Eloquent\Builder::each PHP Метод

    public function each(callable $callback, $count = 1000)
    {
        return $this->chunk($count, function ($results) use($callback) {
            foreach ($results as $key => $value) {
                if ($callback($value, $key) === false) {
                    return false;
                }
            }
        });
    }

 /**
  * Execute a callback over each item while chunking.
  *
  * @param callable $callback
  * @param int $count
  * @return bool 
  * @static 
  */
 public static function each($callback, $count = 1000)
 {
     return \Illuminate\Database\Eloquent\Builder::each($callback, $count);
 }