Remove Duplicate Lines Online
Remove duplicate lines from text online. Support case sensitivity and whitespace trimming.
Remove Duplicate Lines
How to use Remove Duplicates
- Enter your list of text in the input box.
- Select options: 'Ignore Case' to treat 'Apple' and 'apple' as same, 'Trim Whitespace' to ignore leading/trailing spaces.
- Click 'Remove Duplicates'.
- The unique list appears in the output box.
About Deduplication
What is Deduplication?
The process of eliminating duplicate copies of repeating data.
Case Sensitivity
Determines if uppercase and lowercase letters are treated as distinct (e.g., 'A' vs 'a').
Features
- Remove duplicate lines
- Optional case sensitivity
- Optional whitespace trimming
- Preserves order
Applications
- Email list cleaning
- Data preparation
- Inventory management
- Code cleanup