✏ Sed Command Builder & Tester

Build sed commands visually — compose substitutions, deletions, and transformations, then test them live.

Presets

Global Flags

-nSuppress auto-print

-iEdit in-place

-EExtended regex

Commands

Add one or more sed commands. Each can have an optional address range (line number, pattern, or range).

sed ''

Test Input & Output

Sample Input