Code Diff

Compare HTML, CSS, and JavaScript code side-by-side. Visualize differences with color-coded highlights for added, removed, and unchanged lines.

Original Code

Modified Code

How to Compare Code

Step 1: Select Language

Choose the code language (HTML, CSS, or JavaScript) for syntax highlighting context.

Step 2: Paste Original Code

Enter the original version of your code in the left field. Click "Sample" to see an example.

Step 3: Paste Modified Code

Enter the modified/updated version of your code in the right field.

Step 4: Click Compare Code

The diff viewer will analyze both versions and display the changes with visual highlights.

Step 5: Review Changes

View the statistics showing added, removed, and unchanged lines. Green = added, Red = removed, Gray = unchanged.