Regex Replace Batch
Apply regex find-and-replace on each line.
Reference Guide
QA tool — all processing runs locally in your browser. No data is sent to a server.
Operation: regex-replace
Paste input, click Run, and copy the result. For two-input tools, fill both fields before running.
Example Input
foo bar foo
Example Secondary Input
foo|bar
A sample loads automatically when you open this tool. Use Load Sample to reset it.