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sizeof( )是C语言的一个函数,可以计算参量所占内存的字节数。如sizeof(int)可计算整型所占的内存字节数。

这句话哪里不对了???


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是这样的,
sizeof(int) 返回的是整型占用的字节数
sizeof(char) 返回的是字符占用的字节数


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