strcmp函数的头文件 c++

strcmp函数的头文件是<string.h>。 在C语言中，需要包含<string.h>头文件才能使用strcmp函数，否则会出现“error: ‘strcmp’ was not declared in this scope”的错误。 另外，也可以使用<cstring>头文件来包含strcmp函数，因为C的标准库中也包含这个函数。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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