Executive summary: int a[17]; size_t n = sizeof(a)/sizeof(a[0]);. Full answer: To determine the size of your array in bytes, you can use the sizeof operator ... ... <看更多>

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sizeof (std::string) is the size of this pointer plus other data that the std::string type keeps track of (that would typically be the length of ... ... <看更多>

C /C++ Array Size. Introduction. In C programming, arrays are used to store objects of the same type. Unlike the STL container std::vector ... ... <看更多>