Javascript Phone No. Validation Tutorial

Share this post!

Vote this!

In forms when asking for phone numbers fields it is a good idea to use client side validation along with your programming language validation. The following example shows how you can validate an International Phone number in your forms using Javascript.

International Phone Number Format

Most telephone networks nowadays are interconnected in the international telephone network, where the format of telephone numbers is standardized by ITU-T in the recommendation E.164, which specifies that the entire number should be 15 digits or shorter, and begin with a country prefix followed by an area code more...