IntelliJ IDEA 2018.1 Help

Viewing Difference Between Files from Command Line

You can use IntelliJ IDEA as a command line tool for viewing differences between files.

  • In the command line, run the diff command using the following syntax:
    <IntelliJ IDEA> diff path1 path2

The selected files will be opened in the Differences Viewer for Files.

The command options are as follows:

Option Description
<IntelliJ IDEA> The platform-dependent IntelliJ IDEA launcher.

On macOS and Linux, it is recommended to use the command line launcher created during the IntelliJ IDEA installation, or create one manually by selecting Tools | Create Command-line Launcher on the IntelliJ IDEA main menu. Refer to Working with IntelliJ IDEA Features from Command Line for details.

path1 The full path to the local copy of the file.
path2 The full path to the repository version copy of the file.

Examples

Syntax
<IDE_HOME>\bin\idea.exe diff path1 path2
Example
<IDE_HOME>\bin\idea.exe diff C:\MyProject\Readme.md C:\MyProject\Readme.md.bak
Syntax
IntelliJ\ IDEA.app/Contents/MacOS/idea diff path1 path2
Example
IntelliJ\ IDEA.app/Contents/MacOS/idea diff ~/MyProject/Readme.md ~/MyProject/Readme.md.bak
Syntax
<IDE_HOME>/bin/idea.sh diff path1 path2
Example
<IDE_HOME>/bin/idea.sh diff ~/MyProject/Readme.md ~/MyProject/Readme.md.bak
Last modified: 4 April 2018

See Also