Idea官方快捷键

Ctrl + Space

Basic code completion (the name of any class,

method or variable)

Ctrl + Shift + Space

Smart code completion (filters the list of methods

and variables by expected type)

Ctrl + Shift + Enter

Complete statement

Ctrl + P

Parameter info (within method call arguments)

Ctrl + Q

Quick documentation lookup

Shift + F1

External Doc

Ctrl +?mouse?over?code

Brief Info

Ctrl + F1

Show descriptions of error or warning at caret

Alt + Insert

Generate code... (Getters, Setters, Constructors,

hashCode/equals, toString)

Ctrl + O

Override methods

Ctrl + I

Implement methods

Ctrl + Alt + T

Surround?with…?(if..else,?try..catch, for,

synchronized, etc.)

Ctrl + /

Comment/uncomment with line comment

Ctrl + Shift + /

Comment/uncomment with block comment

Ctrl + W

Select successively increasing code blocks

Ctrl + Shift + W

Decrease current selection to previous state

Alt + Q

Context info

Alt + Enter

Show intention actions and quick-fixes

Ctrl + Alt + L

Reformat code

Ctrl + Alt + O

Optimize imports

Ctrl + Alt + I

Auto-indent line(s)

Tab / Shift + Tab

Indent/unindent selected lines

Ctrl?+?X?or?Shift?+?Delete

Cut current line or selected block to clipboard

Ctrl?+?C?or?Ctrl?+?Insert

Copy current line or selected block to clipboard

Ctrl?+?V?or?Shift?+?Insert

Paste from clipboard

Ctrl?+?Shift + V

Paste from recent buffers...

Ctrl?+?D

Duplicate current line or selected block

Ctrl?+?Y

Delete line at caret

Ctrl?+?Shift + J

Smart line join

Ctrl?+?Enter

Smart line split

Shift + Enter

Start new line

Ctrl + Shift + U

Toggle case for word at caret or selected block

Ctrl + Shift + ] / [

Select till code block end/start

Ctrl + Delete

Delete to word end

Ctrl + Backspace

Delete to word start

Ctrl + NumPad+/-

Expand/collapse code block

Ctrl + Shift?+?NumPad+

Expand all

Ctrl + Shift?+?NumPad-

Collapse all

Ctrl + F4

Close active editor tab

Double Shift

Search everywhere

Ctrl + F

Find

F3

Find next

Shift + F3

Find previous

Ctrl + R

Replace

Ctrl + Shift + F

Find in path

Ctrl + Shift + R

Replace in path

Ctrl + Shift + S

Search structurally (Ultimate Edition only)

Ctrl + Shift + M

Replace structurally (Ultimate Edition only)

Alt + F7 / Ctrl + F7

Find usages / Find usages in file

Ctrl + Shift + F7

Highlight usages in file

Ctrl + Alt + F7

Show usages

Ctrl + F9

Make project (compile modifed and dependent)

Ctrl + Shift + F9

Compile selected file, package or module

Alt + Shift + F10

Select configuration and run

Alt + Shift + F9

Select configuration and debug

Shift + F10

Run

Shift + F9

Debug

Ctrl + Shift + F10

Run context configuration from editor

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

Ctrl + N

Go to class

Ctrl + Shift + N

Go to file

Ctrl + Alt + Shift + N

Go to symbol

Alt + Right/Left

Go to next/previous editor tab

F12

Go back to previous tool window

Esc

Go to editor (from tool window)

Shift + Esc

Hide active or last active window

Ctrl?+?Shift?+?F4

Close active run/messages/find/... tab

Ctrl?+?G

Go to line

Ctrl?+?E

Recent files popup

Ctrl?+?Alt + Left/Right

Navigate back/forward

Ctrl?+?Shift?+?Backspace

Navigate to last edit location

Alt + F1

Select current file or symbol in any view

Ctrl + B or Ctrl + Click

Go to declaration

Ctrl + Alt + B

Go to implementation(s)

Ctrl + Shift + I

Open quick definition lookup

Ctrl + Shift + B

Go to type declaration

Ctrl + U

Go to super-method/super-class

Alt + Up/Down

Go to previous/next method

Ctrl + ] / [

Move to code block end/start

Ctrl + F12

File structure popup

Ctrl + H

Type hierarchy

Ctrl + Shift + H

Method hierarchy

Ctrl + Alt + H

Call hierarchy

F2 / Shift + F2

Next/previous highlighted error

F4 / Ctrl + Enter

Edit source / View source

Alt + Home

Show navigation bar

F11

Toggle bookmark

Ctrl + F11

Toggle bookmark with mnemonic

Ctrl + #[0-9]

Go to numbered bookmark

Shift + F11

Show bookmarks

F5

Copy

F6

Move

Alt + Delete

Safe Delete

Shift + F6

Rename

Ctrl + F6

Change Signature

Ctrl + Alt + N

Inline

Ctrl + Alt + M

Extract Method

Ctrl + Alt + V

Extract Variable

Ctrl + Alt + F

Extract Field

Ctrl + Alt + C

Extract Constant

Ctrl + Alt + P

Extract Parameter

Ctrl + K

Commit project to VCS

Ctrl + T

Update project from VCS

Alt + Shift + C

View recent changes

Alt + BackQuote (`)

‘VCS‘ quick popup

Ctrl + Alt + J

Surround with Live Template

Ctrl + J

Insert Live Template

iter

Iteration according to Java SDK 1.5 style

inst

Check?object?type with instanceof and downcast it

itco

Iterate elements of java.util.Collection

itit

Iterate elements of java.util.Iterator

itli

Iterate elements of java.util.List

psf

public static final

thr

throw new

Alt + #[0-9]

Open corresponding tool window

Ctrl + S

Save all

Ctrl + Alt + Y

Synchronize

Ctrl + Shift + F12

Toggle maximizing editor

Alt + Shift + F

Add to Favorites

Alt + Shift + I

Inspect current file with current profile

Ctrl + BackQuote (`)

Quick switch current scheme

Ctrl + Alt + S

Open Settings dialog

Ctrl + Alt + Shift + S

Open Project Structure dialog

Ctrl + Shift + A

Find Action

Ctrl + Tab

Switch between tabs and tool window

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