算术运算导致溢出.

本文介绍了算术运算导致溢出.的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

public IDataEditState[] Children { get { if (m_ChildrenCache == null) { m_ChildrenCache = new IDataEditState[m_Children.Count - 1]; m_Children.Values.CopyTo(m_ChildrenCache, 0); } return m_ChildrenCache; } }

在上面的代码中，系统抛出了一个异常，原因是算术运算导致溢出." m_Children.Count即将为0. 请帮我....

In the above code one exception threw by system as "arithmetic operation resulted in an overflow." m_Children.Count is coming 0. please help me out ....

推荐答案

如果m_Children.Count为零，那么您正在尝试使用-1条目创建m_ChildrenCache数组，不会发生... if m_Children.Count is zero, then you''re trying to create your m_ChildrenCache array with -1 entries, which isn''t going to happen...