文本去重工具
在线删除文本中的重复行。保留唯一行，高效去除重复内容。
文本输入
功能介绍
The Text Deduplicator tool removes duplicate lines from text while preserving the unique ones. It is ideal for cleaning lists, log entries, or datasets where repeated lines add noise.
什么时候用这个工具？
Use this tool whenever you have text with repeated lines: cleaning email lists, normalizing tag collections, or simplifying exported logs.
使用步骤
Paste your text
Paste any text that may contain duplicate lines into the input box, such as lists or log snippets.
Choose deduplication options
Optionally decide whether to ignore case or trim whitespace when comparing lines.
Remove duplicates
Click the deduplicate button to generate a version with only unique lines kept.
Copy the cleaned text
Copy the result into your editor, spreadsheet, or script for further processing.
使用示例
Cleaning a mailing list
Remove duplicate email addresses from a list before importing it into your newsletter tool.