IntelliJ IDEA快捷鍵（完整）

Editing

Ctrl + Space    Basic code completion (the name of any class, method or variable) 代碼提示

Ctrl + Shift + Space    Smart code completion (filters the list of methods and variables by expected type)

Ctrl + Alt + Space    Class name completion (the name of any project class independently of current imports)

Ctrl + Shift + Enter    Complete statement 

Ctrl + P    Parameter info (within method call arguments)  查看方法參數信息

Ctrl + Q    Quick documentation lookup 

Shift + F1    External Doc 

Ctrl + mouse over    codeBrief Info

Ctrl + F1    Show descriptions of error or warning at caret 顯示錯誤、警告信息

Alt + Insert    Generate code... (Getters, Setters, Constructors, hashCode/equals, toString)    生成seter/geter

Ctrl + O    Override methods    重寫父類方法

Ctrl + I    Implement methods    實現父類、接口抽象方法

Ctrl + Alt + T    Surround with... (if..else, try..catch, for, synchronized, etc.)

Ctrl + /    Comment/uncomment with line comment    單行註釋、取消單行註釋

Ctrl + Shift + /    Comment/uncomment with block comment    多行午註釋、取消多行註釋

Ctrl + W    Select successively increasing code blocks    增量選擇代碼塊

Ctrl + Shift + W    Decrease current selection to previous state    減小選擇代碼塊

Alt + Q    Context info

Alt + Enter    Show intention actions and quick-fixes

Ctrl + Alt + L    Reformat code    格式化代碼

Ctrl + Alt + O    Optimize imports    組織管理導入

Ctrl + Alt + I    Auto-indent line(s)    自動縮進，格式化代碼

Tab / Shift + Tab    Indent/unindent selected lines    縮進、取消縮進

Ctrl + X or Shift + Delete    Cut current line or selected block to clipboard    剪切

Ctrl + C or Ctrl + Insert    Copy current line or selected block to clipboard    複製

Ctrl + V or Shift + Insert     Paste from clipboard    粘貼

Ctrl + Shift + V    Paste from recent buffers... 

Ctrl + D    Duplicate current line or selected block    複製當前行或選中行

Ctrl + Y    Delete line at caret    刪除一行

Ctrl + Shift + J    Smart line join

Ctrl + Enter    Smart line split

Shift + Enter    Start new line 加一行

Ctrl + Shift + U    Toggle case for word at caret or selected block    大小寫切換

Ctrl + Shift + ] / [    Select till code block end/start    選中代碼塊

Ctrl + Delete    Delete to word end    從後面刪除一個詞

Ctrl + Backspace    Delete to word start    從前面刪除一個詞

Ctrl + NumPad+/-    Expand/collapse code block    代碼塊展開、摺疊

Ctrl + Shift + NumPad+    Expand all    代碼所有展開

Ctrl + Shift + NumPad-    Collapse all    代碼所有摺疊

Ctrl + F4    Close active editor tab    關閉當前tab

---

Search/Replace

Ctrl + F    Find    查找

F3    Find next    向下查找

Shift + F3    Find previous    向上查找

Ctrl + R    Replace    替換

Ctrl + Shift + F    Find in path    從目錄中查找

Ctrl + Shift + R    Replace in path    從目錄中替換

Ctrl + Shift + S    Search structurally (Ultimate Edition only)    

Ctrl + Shift + M    Replace structurally (Ultimate Edition only)

---

Usage Search

Alt + F7 / Ctrl + F7    Find usages / Find usages in file    

Ctrl + Shift + F7    Highlight usages in file    

Ctrl + Alt + F7    Show usages    

---

Compile and Run

Ctrl + F9    Make project (compile modifed and dependent)    編譯項目

Ctrl + Shift + F9    Compile selected file, package or module    編譯選中項

Alt + Shift + F10    Select configuration and run

Alt + Shift + F9    Select configuration and debug

Shift + F10    Run    運行

Shift + F9    Debug    調試

Ctrl + Shift + F10    Run context configuration from editor

---

Debugging

F8    Step over

F7    Step into

Shift + F7    Smart step into

Shift + F8    Step out

Alt + F9    Run to cursor

Alt + F8    Evaluate expression

F9    Resume program

Ctrl + F8    Toggle breakpoint    

Ctrl + Shift + F8    View breakpoints

---

Navigation

Ctrl + N    Go to class 打開類

Ctrl + Shift + N    Go to file 打開文件

Ctrl + Alt + Shift + N    Go to symbol 打開變量定義

Alt + Right/Left    Go to next/previous editor tab 切換tab

F12    Go back to previous tool window 回到上個窗口

Esc    Go to editor (from tool window) 回到編輯窗口

Shift + Esc    Hide active or last active window 隱藏窗口

Ctrl + Shift + F4    Close active run/messages/find/... tab

Ctrl + G    Go to line    跳到指定行

Ctrl + E    Recent files popup    最近編輯文件彈窗

Ctrl + Alt + Left/Right    Navigate back/forward    導航窗口切換

Ctrl + Shift + Backspace    Navigate to last edit location    回到最後導航窗口

Alt + F1    Select current file or symbol in any view    

Ctrl + B or Ctrl + Click    Go to declaration    跳至定義處

Ctrl + Alt + B    Go to implementation(s)    跳至實現處，通常是方法的實現

Ctrl + Shift + I    Open quick definition lookup

Ctrl + Shift + B    Go to type declaration    跳至定義的類型

Ctrl + U    Go to super-method/super-class    跳至超類的方法或超類

Alt + Up/Down    Go to previous/next method    上、下一個方法

Ctrl + ] / [    Move to code block end/start    跳至代碼塊的結尾、開始

Ctrl + F12    File structure popup    顯示文件結構，能夠查看方法定義等

Ctrl + H    Type hierarchy    類的繼承結構    

Ctrl + Shift + H    Method hierarchy  方法層級結構

Ctrl + Alt + H    Call hierarchy  方法被調用層級

F2 / Shift + F2    Next/previous highlighted error    下、上一個錯誤處

F4 / Ctrl + Enter    Edit source / View source   

Alt + Home    Show navigation bar 顯示當前導航

F11    Toggle bookmark

Ctrl + Shift + F11    Toggle bookmark with mnemonic

Ctrl + #[0-9]    Go to numbered bookmark

Shift + F11    Show bookmarks