IntelliJ IDEA 2019.3 Help

Compare files from the command line

Open the diff viewer to compare two files from the command line. For example, you can compare the current version of a file with its backup, or your local copy of a file with its copy from the remote repository or its copy from another branch.

Syntax
idea.bat diff <path1> <path2>
Example
idea.bat diff C:\MyProject\Readme.md C:\MyProject\Readme.md.bak
Syntax
idea diff <path1> <path2>
Example
idea diff ~/MyProject/Readme.md ~/MyProject/Readme.md.bak
Syntax
idea.sh diff <path1> <path2>
Example
idea.sh diff ~/MyProject/Readme.md ~/MyProject/Readme.md.bak
Last modified: 20 March 2020