将字符串转换为 int

问题描述

我无法将字符串转换为整数.我用谷歌搜索了它，但我只能找到如何将 int 转换为字符串.有谁知道如何反过来做?谢谢.

I'm having trouble converting a string into an integer. I googled it but all I can find is how to convert an int into a string. Does anyone know how to do it the other way around? Thanks.

推荐答案

参见NSString类参考.

NSString *string = @"5";
int value = [string intValue];

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