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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quick way to find the size of an array in C. GitHub Gist: instantly share code, notes, and snippets. ... <看更多>

C and C++ are low-level languages that give the programmer precise control over the memory layout. Each object takes a constant amount of ... ... <看更多>

Let's say I have an array, and I want to get its size and use it as a constant expression. In C, we would write a macro for this: ... <看更多>