Find & Replace

Find and replace text — plain string or regular expression. Optional case-insensitive and global flags. Live preview with match count.

100% in your browser. Files never uploaded.

Source text

FindReplace with

Regular expressionCase-insensitive

Result

Result will appear here.

How to use

1
Paste source text
Whatever you want to operate on.
2
Type find/replace
Enable Regular expression for backreferences and patterns.
3
Read result and match count
Replacement is global — every match swaps in one pass.

What regex flavor?

JavaScript regex — the same syntax as RegExp in JS engines. $1, $2 etc. work in the replacement field.

Is my text uploaded?

No. Everything happens in your browser.