How does the diff work?

It uses a longest-common-subsequence comparison on lines. Best for short-to-medium text, not multi-megabyte files.

Text Diff

Paste an original and a changed draft to see line-level additions and removals. Best for short-to-medium text.

Line-based difference for drafts and configs. Green = added, rose = removed.

Original

Changed

alpha

−beta

+beta-revised

gamma

+delta

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