Question 1

How do I compare two texts online?

Accepted Answer

Paste the original text in the left panel and the modified text in the right panel. The tool highlights all differences — added lines in green, removed lines in red, and changed portions within lines.

Question 2

Can I compare code with this tool?

Accepted Answer

Yes. The diff tool works with any plain text including source code, configuration files, documentation, and data files. It identifies changes at the line level and highlights specific character differences.

Question 3

What is a diff?

Accepted Answer

A diff (short for difference) is a comparison between two versions of text showing what was added, removed, or changed. Diffs are fundamental to version control systems like Git and are used in code review processes.

Text Diff / Compare