运算符的优先级 算术运算符 设X=1,y=2,c=0 ≤<〓 x>=y==c&&X+2>3 (X>y==c)&&(X+2>3) 88 (X>y)==C)&&(!x+2)>3) (X>=y)==c)&&(X+2)>3)！ 算术运算符 < <= > >= == != && || = , 运算符的优先级 设 x = 1 , y = 2 , c = 0 x >= y == c && !x+2 > 3 (x >= y == c) && (!x+2 > 3) ((x >= y) == c) && ((!x+2) > 3) ((x >= y) == c) && (((!x)+2) > 3))