This week, Symfony 6.2 continued polishing and fixing features before its final release at the end of November 2022: we tweaked the UserValueResolver priority and fixed some issues in the PSR-4 route loader.

Each new version of Symfony adds integrations with third-party services. In
Symfony 6.2 we've added some integrations to the Notifier and Mailer
components.
Mailer Component

There are Multiple Ways to Create a Validator But here we use Regular Expression or JavaScript Regular Expression or RegExp for Creation Validators. In this article, we will see the most Frequently Used Expression
Step 1 : Create a New Class for Validator like below or Validator
See First Example 10 Digit Mobile Number Validation