IDEA Code Refactoring Tips (VIP Collection Edition)

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1. Refactoring function

1. Extraction method

2. Merge method

3. Method renaming

4. Function parameter position change and renaming

 2. Refactoring variables

 3. Extract the method to the parent class

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1. Refactoring function

1. Extraction method

Extract the desired code, press the shortcut key Ctrl+Alt+M, a box will pop up, write the method name to extract a method

 

2. Merge method

Reverse operation, after selecting the method, directly merge the method code into the main method

3. Method renaming

Ctrl+Shift+Alt+T, or Shift+F6

 

4. Function parameter position change and renaming

 2. Refactoring variables

Ctrl+Alt+C 快速提取常量（Constant）

Ctrl+Alt+V快速提取变量（Variable）

Ctrl+Alt+F快速提取成员变量（Filed Variable）

Ctrl+Shift+f6 重构变量的类型

点击变量，直接使用快捷键

 

 3. Extract the method to the parent class

Useful, please like and develop good habits!

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