How to compare two files with notepad

Notepad can compare two files and highlight the differences: open two files; select Compare in the "Plugin" menu; the differences are displayed as: same line: keep unmodified; added line: green background; deleted line: red background; modified line: yellow background, added part green, deleted part red.

Notepad Comparison of two files

Notepad is a versatile text editor that has powerful features including the ability to compare two files and highlight differences.

How to compare two files

1. Open two files: In Notepad, use the File menu or the keyboard shortcut "Ctrl O" to open the two files you want to compare.
2. Select Compare: Go to the Plugins menu and select the Compare option.
3. Compare files: In the "Compare" window that pops up, select the two files tabs to compare.

Results show

When the comparison is complete, the difference will be displayed in the following ways:

• Same line: Keep unmodified.
• Added rows: Highlighted with a green background.
• Deleted rows: Highlighted with a red background.
• Modified line: Highlight with a yellow background, highlight the added parts in green and highlight the deleted parts in red.

Other features

In addition to basic comparisons, Notepad also offers the following features:

• Ignore spaces and tabs: Ignore the difference between spaces and tabs by clicking the Ignore button.
• Exclude regular expressions: Use regular expressions to exclude differences in specific text patterns.
• Side by side: Show two files side by side in the same window.
• Merge Changes: Merge changes from one file into another.

By leveraging Notepad's comparison capabilities, users can easily identify and manage differences between files, which is useful when writing code, comparing configuration files, or tracking document changes.

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