FastList.RemoveAt C# (CSharp) Метод

    public void RemoveAt(int index) {
        if (array != null && size > 0 && index < size) {
            size--;
            for (int i = index; i < size; i++) {
                array[i] = array[i+1];
            }
            array[size] = default(T);
        }
    }

 public override void ClearRecordAt(int frame)
 {
     for (int i = 0; i < m_record.Count; i++)
     {
         if (m_record[i].Frame == frame)
         {
             m_record.RemoveAt(i);
             i--;
         }
     }
 }