Remove Duplicate Lines


Duplicate line remover is used to remove duplicate lines of text. Lines can even be compared in a case insensitive way. Empty lines can be removed & whitespace can be trimmed.



Input: Paste text below



Settings

Output: Deduped Lines


Removed Lines
We all use text files everyday. Be it a list of file paths, names of people or things to do. There is often a need to remove duplicate lines of text. This tool allows you to do just that. Read more at wikipedia.
Case Sensitive
Use this to optionally perform a case-insensitive matching when trying to find duplicate lines. This is useful when you are comparing things like windows file paths where case does not matter.
Case Sensitive On
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog
She sells sea Shells on the sea shore
Case Sensitive Off
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog
Remove Empty Lines
When turned on, empty lines are removed from the output.
Remove Empty Lines On
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog
She sells sea Shells on the sea shore
Remove Empty Lines Off
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog

She sells sea Shells on the sea shore
Trim
When turned on, leading & trailing whitespace is removed from the output.
Trim On
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog
She sells sea Shells on the sea shore
Trim Off
She sells sea shells on the sea shore
Quick brown fox jumps over the lazy dog
   She sells sea Shells on the sea shore
Feedback