ตัวเปรียบเทียบข้อความ (Diff)

วิธีใช้เครื่องมือนี้

1. 1

   Paste or type the original version into the left textarea labeled Original.

2. 2

   Paste or type the changed version into the right textarea labeled Modified.

3. 3

   Read the result panel below: lines prefixed with a minus and shown in red were removed, lines prefixed with a plus and shown in green were added, and lines prefixed with an equals sign are unchanged.

4. 4

   Edit either box to refine your input; the diff recomputes instantly as you type.

ตัวเปรียบเทียบข้อความ (Diff) คืออะไร?

กรณีการใช้งานทั่วไป

• Spot which keys changed between two versions of a .env or config file pasted side by side.

• Compare two revisions of a short paragraph or email draft before sending the edited version.

• Check what a teammate altered in a snippet they pasted into chat versus your local copy.

• Verify that a find-and-replace did exactly what you intended across a block of text.

• Review line-level differences between two SQL queries or log excerpts of similar length.

• Confirm two lists (allowlists, redirect rules, CSV rows) are identical or see exactly where they diverge.

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