Replace text with a pattern

Plain or regular-expression replacement across a whole document, with a preview of how many matches were found.

Drop a file here, or choose one, or type below.

.txt · .md · .html · .csv · up to 4 MB · processed in memory and never stored · or paste with ⌘V

Or type it in

Find

The text or pattern to look for.

Options

RegexTreat `find` as a regular expression.Ignore caseCase-insensitive matching.DotallLet `.` match newlines.

Replace

What to put in its place.

1 credit

Needs Find.

Doing this a lot?

Same tool, as an API.

This page calls exactly the same code you would from your own program — no daily cap, 1 credit per call. See the endpoint reference.