online tool available to validate regex in firestore?

Question

There are tools available to validate the regex used in javascript / prolong etc but i am writing rules in google-cloud-firestore. I want some tool to check my regex.

please suggest.

Answer 1

If you read my original answer. Ignore it.

You can use the matches comparison.

matches

Performs a regular expression match, returns true if the whole string matches the given regular expression. Uses Google RE2 syntax.

The full list of string validation rules available for Cloud Firestore are shown here.