Remove everything after a specific character

Technical reference for Remove everything after a specific character.

Reference

• In an open document
• press Ctrl-H
• Set the search Mode to Regular expression
• In Find what: string write the following regex pattern

 \<Charachter to find>.+

• Leave the Replace with : string blank
• Press Replace or Replace All

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Explanation of Regular Expression

\ General escape character
. Any character
+ One or more the previous character

See also

• Notepad ++