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diff3

Compare three files line by line.

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Additional Notes

diff3 is a text-processing command used to compare three files line by line. It produces a merged output showing conflicts between all three files, which is useful for three-way merge scenarios in version control or collaborative editing.

Syntax

diff3 [options] [file...]

Parameters

  • options: Flags that change how diff3 behaves.
  • file: Text file to read or process.

Common Options

  • --help: Show command help when supported.
  • --version: Show version information when supported.

Examples

diff3 --help
man diff3

Practical Notes

Options can vary by distribution and package version. Use man diff3, diff3 --help, or the package documentation for exact syntax.