public static void swap(ref std_vector <T> _this, ref std_vector <T> _other)
{
std_vector <T> temp = _this;
_this = _other;
_other = temp;
}
/// <summary>
/// 返回关联分配器
/// </summary>
/// <returns></returns>
public std_vector <T> get_allocator()
{
std_vector <T> copy = new std_vector <T>(this.ToArray());
return(copy);
}