以不同方式表达变量赋值

Question

如何以不同的方式表达变量赋值（例如x = x * 3）？

Answer 1

这是另一种方式：

x *= 3;

同样，

x += 3; // it is the same as x = x + 3;
x -= 3; // it is the same as x = x - 3;
x /= 3; // it is the same as x = x/3;