迁移源地址为：《Android studio快捷键Mac+Windows（全）》
如果有写错还望大家修改
1.To Open any class in the editor quickly ,press Ctrl + N ; —->对应eclipse Ctril + Shift + R
2.The code completion feature lets you quickly complete different kinds of statements in the code . —–>alt + /
3.You can quickly find all places where a particulary class ,method ,or variable is used in the whole project by postioning the create at the symobols name or at its usage in code and pressing Alt + F7
4.To quickly see the documentation for class or method ,Ctrl + Q
5.To navigate to he declaration of a class ,method or variable Ctrl + B
6.You can quickly navigate in the currently edited file with Ctrl + F12
7.You can rename your class ,methods, and variables with automatic correction of all places where they are used .Shift + F6
8.You may easily override methods of the base class by pressing Ctrl + O ;
To implement methods of the interfaces that the current class implments ;Ctrl + I ;
9.Calendar now = new GregorianCalenddar(T) ;
and press Ctrl + Shift + 空格（T）自动补全。 — eclipse中是alt + /
| 10.When you want to catch exceptions thrown by some code fragment ,select it in the editor ,press Ctl + Alt +T ( code |
Surround with) and choose Try /catch . |
11.To navigate to the implementation(s) of an abstract method , postion the caret at its usage or its name in the declaration and press Ctrl + Alt +B.
12.The Extract Varable refactoring helps you siplify comlicated statements in your code .转化为本地变量 Ctrl + Alt + v.
13.注释代码，Ctrl + Shift + / ,anywhere inside it
- When you need to cast an expression value to the required type the SmartType code completion will help you ,and press Ctrl + Shift + 空格 to see what happens.
15.Ctrl + D
16.Ctrl + 空格 ，The codeCompletion Feature can suggest a name for a variable when you declare it .For example ,Start typing .
17 Ctrl + P ;
- Ctrl + shift + Backspace bring you back to the last place where you made changes in the cod .a few times moves you deeper into your changes history .
19.Ctrl + E brings popu list of the recently visited files Chosse the desired file and press Enter to open it .
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