Regex Find & Replace

Find and replace text with bounded JavaScript regular expressions.

Flags

Runs only in this browser. Source 100,000, pattern 1,000, and replacement 10,000 characters max; slow patterns stop after 750 ms. Replacement supports JavaScript tokens such as $1, $&, and $<name>.

Source text

0 / 100,000

Loading utility

Please wait while the utility loads.

Regex Find & Replace

Find and replace text with bounded JavaScript regular expressions.

Flags

Runs only in this browser. Source 100,000, pattern 1,000, and replacement 10,000 characters max; slow patterns stop after 750 ms. Replacement supports JavaScript tokens such as $1, $&, and $<name>.

Source text

0 / 100,000

Loading utility

Loading page

Regex Find & Replace

Pattern and replacement

Source text

Loading utility

Regex Find & Replace

Pattern and replacement

Source text