版权声明:不自见故明;不自是故彰;不自伐故有功;不自矜故长; https://blog.csdn.net/LightUpHeaven/article/details/84637081
6.6.分解临时变量(Split Temporary Variable)
6.7.移除对参数的赋值(Remove Assignments to Parameter)
6.8.以函数对象取代函数(Replace Method with Method Object)
6.9.替换算法(Substitute Algorithm)