开发者工具

Compare text differences online

Compare two texts and get a simple diff output.

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Diff Checker

Upload file
Drag & drop a file here, or choose a file.
输入
输入
输出

使用方法

  1. Paste the first text in the left box.
  2. Paste the second text in the right box.
  3. Click Compare and copy the diff result.

Best practices

  • For best performance, try with smaller inputs first.
  • Preview the output before downloading or sharing it.
  • Avoid pasting sensitive data on shared devices.

隐私

部分工具在浏览器内运行。某些功能可能需要服务器处理。

示例
Example 1
输入
Text A:
Line 1
Line 2
Line 3

Text B:
Line 1
Line 2 changed
Line 3
输出
--- A
+++ B
  Line 1
- Line 2
+ Line 2 changed
  Line 3
Example 2
输入
Text A:
alpha
beta
gamma

Text B:
alpha
gamma
delta
输出
--- A
+++ B
  alpha
- beta
  gamma
+ delta

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