Summary of common shortcut keys in idea

idea Summary of commonly used shortcut keys

1 establish (Alt+Insert)

1.1 grammar

Alt+insert;

1.2 Range

The content created can be a file , It can also be a construction method 、get/Set Method 、toString() Method

.equals Method

1.3 establish java class Screenshot of file example

1.4 Create a screenshot of the construction method example

2 Run the project

2.1 Initial operation

2.1.1 Shortcut key content

Ctrl+Shift+F10

2.1.2 Conditions of entry into force

stay main Only in the file where the method is located

2.1.3 Sample code screenshot

2.2 Non initial operation ( Run the last run project )

2.2.1 Shortcut key content

Shift+F10

2.2.2 Conditions of entry into force

By default, it will run the last file you ran

2.2.3 Sample code screenshot

3. Delete current row

3.1 usage

Delete current row : Which line is the mouse on , Then press Ctrl+F The line will be deleted

3.2 Keyboard keys display

4 Copy the current row

4.1 usage

Ctrl+d, Copy the current line

5 Project panel

5.1 an / Close the project panel

5.1.1 usage

Alt+1

5.1.2 Expand the rendering of the project panel

5.1.3 Close the rendering of the project panel

5.2 an / Close the operation panel

5.2.1 usage

Alt+4

5.2.2 Expand the rendering of the operation panel

5.2.3 Close the rendering of the operation panel

6. Directory structure

6.1 Close the directory structure

6.1.1 Shortcut key content ( left arrow )

6.1.2 Show the effect

Press the left arrow before

Press the left arrow

6.2 Expand the directory structure

6.2.1 Shortcut key content ( Right arrow )

6.2.2 Show the effect

Before pressing the right arrow

After pressing the right arrow

7. Open the path where the current file is located

7.1 Put the mouse into any line of the file

7.2 Right click –>Open–>File Path

7.3 Select the current file , Then double click it

7.4 Screenshot of final effect

8 Rewriting methods (Override)

8.1 Shortcut key content

Ctrl+o

8.2 Show the renderings

9. change Project Of project operation JDK

9.1 find File—>Project Structure, And double-click it

9.2 hold JDK Version from 13 Change to 1.8, And then click Ok Button

9.3 Effect drawing before operation

9.4 Effect picture after operation