React Native Get Device Height and Width on Button Click

In mobile app development, we have to support different screens sizes. Especially if you are working on an App where responsiveness matters a lot then you need to keep track of Device Height and Width. To get the Device Height and Width here is an Example React Native Get Device Height and Width on Button Click.

We will use Dimensions component of react-native to get the Height and Width of the Device.

Import Dimensions

To Get the Height of the Device

To Get the Width of the Device

In this example, We will get the device height and width on a click of a button. So let’s get started.

To Make a React Native App

Getting started with React Native will help you to know more about the way you can make a React Native project. We are going to use react-native init to make our React Native App.

Assuming that you have node installed, you can use npm to install the react-native-cli command line utility.
Open the terminal and go to the workspace and run Run the following commands to create a new React Native project This will make a project structure with an index file named App.js in your project directory.

Open App.js in any code editor and replace the code with the following code.

App.js

To Run the React Native App

Open the terminal again and jump into your project using. To run the project on an Android Virtual Device or on real debugging device or on the iOS Simulator by running

IOS Screenshots

          

Android Screenshots

          

That was the way to get device height and width on button click. If you have any doubt or you want to share something about the topic you can comment below or contact us here. The remaining components will be covered in the next article. Stay tuned!

Hope you liked it. 🙂

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About Snehal Agrawal

#SelfLearner #MobileAppDeveloper #TechnologyMiner #OpenSourceLover thats enough to describe me..

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