Change EOL on multiple files in one go

Question

Is there any way in Notepad++ (or even with another tool) to change the line ending automatically on multiple files in one go?

i.e. convert a mix of

Answer 1

The Replace dialog can handle extended characters like EOL. Just change "Search Mode" to "Extended", and you can work with EOL (\r\n in Windows or \n in Unix), tabs (\t), etc.

You can also use the Find in Files tab of the dialog to do the replace across multiple files.