In the last article we looked at the generation, verification and use of the OTP. I hope you had fun with this.
Now before we go to the OTP verification screen. We usually have a screen where we ask the user to enter their phone number with the country code. Something like this:
Phone number validation is the
Way to ensure that the phone number entered by the user is correct, formatted correctly, or is a real phone number.
To verify the phone number chile phone number library we have several APIs and packages available on the internet to validate the phone number. Here are some of them:
But we won’t work on any of them. We’ll get to that in the next article.
Today we’ll look at something being provided by Google called libphonenumber-js.
Why is phone number validation important?
In contemporary times, several apps and websites use mobile numbers for user authentication, making phone number validation a crucial aspect of app development. Before sending an authentication SMS message to a user, it is imperative to verify the accuracy of the number provided.
Phone number validation
Not only helps protect users against fraudulent activity and fraud, but also plays a key role in establishing a reliable and accurate contact list. If mobile numbers are collected during the lead generation process, it is essential to validate them before integration into the database.
Ultimately, maintaining correct and accurate user and contact data increases the return on investment (ROI) of marketing campaigns and decreases bounce rates and wasted resources by ensuring messages are targeted to the intended recipients.
How does Google’s phone number
Google’s libphonenumber is a downloadable library available on GitHub that can be integrated into the code of your application or website. This package offers a range of functions and methods designed to assist in determining the validity of telephone numbers, catering for both national and international formats.
While why migrating to the cloud is more affordable than you might think there are several packages and libraries for phone number validation, opting for a package developed by a reputable entity like Google ensures the reliability of the code and functionality. libphonenumber stands out as the most widely adopted JavaScript package for this purpose, fostering a large community of developers who can provide assistance if needed.
Additionally, there are third-party versions and derivatives of this package that expand its capabilities or allow its use in alternative programming languages such as Ruby, Clojure, Python, Go, among others.
How to use First, we have
npm install libphonenumber-js –save
and we have to require this as:
const parsePhoneNumber = require(‘libphonenumber-js’);
So to check if it is why migrating powder datato the cloud is more affordable than you might think a possible and valid . Here we can use the following methods:
Here you will get country code,, calling code and also national number
Now the most important thing
we normally require is to format the entered and show it to the user. Here’s how we can do it: const phoneNumber So here it will format the given as you type. Here, the country code is optional; if you provide it, it will be formatted according to that country. Otherwise it will try to detect the country code in the input. If he can’t find it. Than this will be very generic.
Last but not least, most of the time we dedicate some