Method overload summary

Method overloading

The relationship between the two methods ,

The conditions that make up the overload ：

1 Two methods are in the same class

2 Same method name

3 Different parameter list （ Number or type ）

4 And return value The access modifier has nothing to do with .

Why method overloading

Do an addition operation There may be many types of parameters , The number of parameters may be different , collocation .

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