Phone Number Formatting with JavaScript and RegEx – Therapy in Code

The default number formatting in Dynamics 365 can be somewhat limiting.  If you are like me, I actually don’t employ jQuery, I use straight up JavaScript for most of my custom interactions with form data.  Yes, I know it sounds crazy but for the longest time Microsoft told us not to use jQuery and even though it’s now built into the product, I still use straight JavaScript.

There are…