Diff Checker

Compare two code snippets.

Original Code

Modified Code

Line-by-Line Diff

Frequently Asked Questions

What diff algorithm does this use?+

This tool uses a line-based longest common subsequence (LCS) algorithm to detect added, removed, and unchanged lines between the two inputs.

Does it detect changes within a line?+

No, this tool compares whole lines. If a single character changes, the entire line is marked as removed and added.