Today we’ll show you how to build a password strength checker in React. In this short article, we’ll implement the password strength bar in ReactJS using npm package.

We have already written a several articles using the React Package.

Steps to implement password strength checker

1. Create a react application
2. Add npm dependency
3. Write a logic to check password strength
4. Output

1. Create a react application

First of all, we will create a simple react app using the create-react-app package. Run the following command to create a react app.

2. Add npm dependency

Here, we’ll use the react-password-strength-bar npm package to check the password strength. Run the following command to install the package.

3. Write a logic to check password strength

Let’s write a logic to integrate the react-password-strength-bar package in the react component. For the demo purpose, we’ll simply take an input password field and check the entered password strength.

App.js

Here, we used the default setting to check the password strength. You can configure it based on your requirement. You can also update the styling and the score settings. Refer these props for more information.

4. Output

Run the application and check the output in the browser.

That’s it for today.
Thank you for reading. Happy Coding..!!

Demo & Source Code