如何删除一个动态数组？ [英] How to delete a dynamic array?

问题描述

我建立与此问题的帮助数组：的如何在C ++中使用声明的二维数组新？结果
现在，我的问题是，我怎么删除呢？结果
我知道这是一个为循环，然后等删除，但我需要帮助的细节。

I build an array with help with this question: How do I declare a 2d array in C++ using new?
Now, my question is, how do I delete it?
I know it's a for loop and then other delete, but I need help with details.

推荐答案

在创建它以同样的方式。如果你有一个二维数组， yourArray ，有行的行数。

The same way you created it. If you have a 2D array, yourArray, that has rows number of rows.

for (int i = 0; i < rows; ++i)
{
    delete [] yourArray[i];
}
delete [] yourArray;

这篇关于如何删除一个动态数组？的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！