How to use ajax in vue

Using AJAX in Vue

Using AJAX in Vue.js is very simple, you can use the axios library.

Install Axios

You can install Axios through the following command:

<code>npm install axios --save</code>

Import Axios

In Vue Import Axios into the component:

import axios from 'axios';

Initiate an AJAX request

To use Axios to initiate an AJAX request, you can use the following methods:

• get()：Get resources
• post()：Create resources
• put()：Update resources
• delete(): Delete resources

For example, to use the get() method to obtain resources, you can write like this:

axios.get('/api/data')
  .then(response => {
    // 请求成功时执行此函数
    console.log(response.data);
  })
  .catch(error => {
    // 请求失败时执行此函数
    console.error(error);
  });

Configuring Axios

You can configure Axios in the following ways:

• Set the default request headers: Use axios.defaults.headers Object.
• Set the default baseURL: Use the axios.defaults.baseURL option.
• Set the timeout: Use the axios.defaults.timeout option.

Handling the response

After making an AJAX request, the response can be accessed using the following properties:

• response. data：Response data
• response.status：HTTP status code
• response.headers：Response headers

Error handling

If the request fails, you can use the catch() method to handle the error:

axios.get('/api/data')
  .then(response => {
    // 请求成功时执行此函数
    console.log(response.data);
  })
  .catch(error => {
    // 请求失败时执行此函数
    console.error(error.response.data);
  });

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