1 () [] . ->2 ! ~ -(负号) ++ -- &(取变量地址)* (type)(强制类型) sizeof 3 * / % 4 + - 5 >> << 6 > >= < <= 7 == != 8 & 9 ^ 10 | 11 &&12 ||13 ?:14 = += -= *= /= %= |= ^= &= >>= <<=15 ,