Ptt 大爆卦 | C++ memcpy array - 前往 https://stackoverflow.com/questions/2681061/memcpy-what-should-the-value-of-the-size-parameter-be

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並前往https://stackoverflow.com/questions/2681061/memcpy-what-should-the-value-of-the-size-parameter-be

memcpy(), what should the value of the size parameter be?

As long as dst is declared as an array with a size, sizeof will return the size of that array in bytes: int dst[ARRAY_LENGTH]; memcpy( dst, src, sizeof(dst) ); ...

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