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📅 最后修改于: 2022-03-11 15:04:42.680000 🧑 作者: Mango
//I suggest using strlen (of #include) //if you want only the size of the occupied index int prices[5] = { 1, 2, 3, 4, 5 }; int size = strlen(prices); printf("%d", size); // 5