So if there's an error, an error message is displayed. In this function, the error data is put in state and used to alert users about the error. So if we have an error, we will display that error message. In this function, we are taking the error data and putting it in state to alert our user about the error. then() callback, Axios will throw an error and run the. If you look at the code below, you'll see that there's a button to create a post: import axios from "axios" Īxios.get(`$` How to Make a POST RequestĪccording to the API, this needs to be performed on the /posts endpoint. Note that you can always find the requested data from the. The data (which is in this case a post with id, title, and body properties) is put in a piece of state called post which is displayed in the component. then() callback to get back all of the response data. get() method to make a GET request to your endpoint, and using a. This involves importing Axios, using the. To perform this request when the component mounts, you use the useEffect hook. If you look at the endpoint, you are getting the first post from the /posts endpoint: import axios from "axios" Ĭonst = eState(null) To fetch data or retrieve it, make a GET request.įirst, you're going to make a request for individual posts. Here is a quick example of all of the operations you'll be performing with Axios and your API endpoint - retrieving, creating, updating, and deleting posts: How to Make a GET Request Here is a list of all the different routes you can make requests to, along with the appropriate HTTP method for each: In this guide, you'll use the JSON Placeholder API to get and change post data. If you have an existing React project, you just need to install Axios with npm (or any other package manager): npm install axios The quickest way to create a new React application is by going to react.new. Using Axios with React is a very simple process. If you are writing a Node.js application, be aware that Axios can also be used in an environment separate from the browser.
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