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51CTO
4 天
C++中的 map vs unordered_map:选错容器让你的程序慢十倍!
今天我就带大家彻底搞清楚map 和 unordered_map这两个容器的区别,记住这些区别,下次写代码时,就能轻松选择正确的容器,让你的程序飞起来! 大家好,我是小康。 今天咱们聊一个看似简单却经常被忽视的话题:C++中的map和unordered_map到底有啥区别? 选错了 ...
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