變量的間接賦值與間接引用

struct Student { char a; int b; char c; int d; }; struct Student p = { 'a', 1, 'b', 2 }; printf("p.d:%d\n",p.d); p.d = 1000; printf("%d\n", *(int *)((char *)&p + 12));//1000 (char *)&p 設置偏移量

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