Pinq\Collection::offsetSet PHP 메소드

    public function offsetSet($index, $value)
    {
        if ($this->source !== null) {
            $this->source->offsetSet($index, $value);
        } else {
            $this->toOrderedMap()->offsetSet($index, $value);
        }
    }

 public function offsetSet($index, $value)
 {
     if ($this->source !== null) {
         $this->source->offsetSet($index, $value);
     } else {
         $this->toOrderedMap()->offsetSet($index, $value);
     }
 }