java 运算符结合性

Question

=号是左结合的么？

a=6;

a+=a-=a*a;//-24

Answer 1

x += y ==> x = x + yx -= y ==> x = x - y先考虑优先级，同等优先级再考虑结合性：a+=a-=a*a ==> a = a + ( a - ( a * a ))结果是 -24 没错呀。