ReactJS Reactstrap Collapse Component Last Updated : 25 Jul, 2024 Comments Improve Suggest changes Like Article Like Report Reactstrap is a popular front-end library that is easy to use React Bootstrap 4 components. This library contains the stateless React components for Bootstrap 4. The Collapse component is used as a content area that can be collapsed and expanded. We can use the following approach in ReactJS to use the ReactJS Reactstrap Collapse Component.Collapse Props:inOpen: It is used to show the component.children: It is used to pass the children element to this component.tag: It is used to denote the tag for our collapse component.className: It is used to denote the class name for styling.navbar: It is used to indicate whether it is associate with the navbar component or not.cssModule: It is used to denote the CSS module for styling.innerRef: It is used to denote the inner reference element.mountOnEnter: It is used to mount the component as it waits until the first enter transition is triggered.unmountOnExit: It is used to unmount the component.appear: When the component mounts, it is used to run the collapse-in animation. enter: It is used to enable or disable enter transitionsexit: It is used to enable or disable exit transitionstimeout: It is used to denote the duration of collapse animation in milliseconds. addEndListener: It is used to denote a function that listens to an end event.onEnter: It is a callback function that is triggered before the component collapse in.onEntered: It is a callback function that is triggered after the has component collapsed in.onEntering: It is a callback function that is triggered after the component starts to collapse in.onExit: It is a callback function that is triggered before the component collapse out.onExited: It is a callback function that is triggered after the component has collapsed out.onExiting: It is a callback function that is triggered after the component starts to collapse out.baseClass: It is used to denote the class that is always applied to the collapse element.baseClassActive: It is used to denote the class applied to the collapse element when it is in an active state.Creating React Application And Installing Module:Step 1: Create a React application using the following command:npx create-react-app foldernameStep 2: After creating your project folder i.e. foldername, move to it using the following command:cd foldernameStep 3: After creating the ReactJS application, Install the required module using the following command:npm install reactstrap bootstrapProject Structure: It will look like the following.Project StructureExample: Now write down the following code in the App.js file. Here, App is our default component where we have written our code. JavaScript import React from 'react' import 'bootstrap/dist/css/bootstrap.min.css'; import { Collapse, Button } from "reactstrap" function App() { // Collapse Open state const [isOpen, setIsOpen] = React.useState(false); return ( <div style={{ display: 'block', width: 900, padding: 30 }}> <h4>ReactJS Reactstrap Collapse Component</h4> <Button color="primary" onClick={() => { setIsOpen(!isOpen) }}>Toggle Me to see Collapse Component!</Button> <Collapse isOpen={isOpen}> <p>I am sample Text to display</p> </Collapse> </div > ); } export default App; Step to Run Application: Run the application using the following command from the root directory of the project:npm startOutput: Now open your browser and go to http://localhost:3000/, you will see the following output: Comment More infoAdvertise with us Next Article ReactJS Reactstrap Collapse Component gouravhammad Follow Improve Article Tags : JavaScript Web Technologies ReactJS Reactstrap Similar Reads ReactJS Reactstrap Card Component Reactstrap: Reactstrap is a popular front-end library that is easy to use React Bootstrap 4 components. 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