Recently use react to do project practiced hand, the project call interface has cross-domain problem, the reference plug-in is Axios,react project is created with Create-react-app, solve cross-domain problems can be set in the background Cros (cross-domain resource sharing), if the front-end solution can use the proxy, Projects built with Webpack can be configured in Webpack.config.js, Create-react-
// The axios configuration and interceptor are no longer needed, here I use a dynamic configuration of the data request address, in the App. in vue, the code is below, and this is not necessary. // Set a default header under cmd_^. You can overwrite the data when using it. For example, if the fetch (GET) method is used, no data is requested, but the request header changes, it should be written as fetch ("A
Based on the axios encapsulation fetch method and call instance, the axios encapsulation fetch instance
For basic axios usage, see the official axios website.
// Dependent on axios to modify private ajax import Qs from 'qs' import axios
Sometimes need to write a long path, annoying, so you can write the same operation together, if you need to modify, you can modify the Axios request
Like BaseURL: ' https://www.baidu.com ',
1. Configure Config/index.js: Troubleshoot cross-domain issues dev: {env:require ('./dev.env '), port:8008, Autoopenbrowser:false, Assetssubdirector Y: ' Static ', Assetspublicpath: '/', proxytable: {'/ajaxurl ': {target: ' https://www.aaaaaaaa.com/', change Origi
Outline:
The concept of Axios installs Axios simple example Axios API Axios request configuration and Response data format Axios Interceptor Ajax,jquery Ajax,axios and Fetch differences :
The concept of
This article brings you the content is about Vue based on the Vuex and Axios interceptors to achieve loading effect and Axios installation configuration, there is a certain reference value, the need for friends can refer to, I hope to help you.
Get ready
Creating Projects with VUE-CLI scaffolding
Enter Project installation Vuex, Axios (npm install vuex,
Axios global request parameter settings, request and return interceptor methods, axios global
Application scenarios:
1. parameters included in each request, such as tokens and timestamps.
2. Determine the returned status, such as whether the token has expired.
The Code is as follows:
Axios. interceptors. request. use (config => {var xtoken = getXtoken () if
Front-end project is done with Vue.js, front-end service URL:http://localhost:8080/Back-end projects are made with node. js, backend service URL:http://localhost:3000/Now the front end is going to call back-end service one of the interfaces, URL:http://localhost:3000/goods, this interface requires 3 parameters (page,pagesize,sort)There are two ways to invoke the back-end interface:1) Call the Axios request back-end service directlyIf you use Axos to i
Workaround 1: (There is a problem with iOS compatibility, it is not recommended)// the JSON format is converted to Formdata format because of the reasons for some interfaces function Json2formdata (jsondata) { varnew urlsearchparams (); for (var in Jsondata) { // traverse each key/value of the JSON object to params.append (Key, Jsondata[key]) ; } return params;}Workaround 2: Use node's QS module, recommendedImport Axios from '
Vue Advanced (iii): Axios use detailed
HTTP request clients based on Promise, which can be used in both browsers and Node.js. functional features send xmlhttprequests requests in browsers, HTTP requests in Node.js, support Promise APIs, intercept requests and responses, transform request and response data, convert JSON data automatically, and client support protection Ann All free from XSRF attacks; browser support; Install
Use Bower:
$ Bower Install
Today using Vue to write the project, use axios , because it axios can not be used, Vue.use() so in each file is required, the file is not good to .vue axios import .vue say, more than a bit of trouble.Later thought, can not directly axios add to Vue the prototype, so that the global registration has been achieved.1. F
Vue + axios implements the login interception instance code, vueaxios
A project learns to use the vue bucket + axios to log on, intercept, and log out, and use the http interceptor of axios to intercept requests and responses.
Preface
This project uses the personal token provided by Github as the logon token to access your Repository List through the token. This
NPM Install Axios--save
2, then, the introduction of Axois in Build/webpack.dev.conf.js3. Add Property function before (app) {} in Devserver object in Build/webpack.dev.conf.js fileThe complete code is as follows
Before (APP) {
Because the request referer and host are different, so the front end can not get the data, need to do a proxy
The
Since entering the Vue, has been using Axios this library to do some asynchronous requests. Recently encountered a little problem in Cross-domain, cookie and form upload, do a simple research and summary. This article will cover the solution of using Axios to successfully get the contents of a response message in a cross-domain situation and to have the cookie successfully set up, and a small problem when u
Summary
Vue uses Axios for HTTP communication, similar to the role of Jquery/ajax, similar to the role of angular HTTP, Axios powerful, easy to use, is an excellent HTTP software, the purpose of this article is to share the key points of Axios source code analysis, The details of the source code are not intended to be thoroughly analyzed from beginning to en
It is necessary to consider introducing Vuex to manage the messy state of the data passing through the components in the Vue project, or for the back-end of the database to be used by multiple components, and today this blog is used to record the entire process, and the backend API interface is the interface using Webpack-server simulation. As mentioned in the previous article, it is necessary to go through the pages.The whole process is to commit the dispatch in the component's created, and the
key point is whether the configuration can automatically open the browser.
proxyTable: { '/gp': { target: 'http://we7.qw1000.cn/', changeOrigin: true, pathRewrite: { '^/gp': '/' } }
We configured our object server to allow our virtual service to access that website. Of course, this is also a webpack function, so it can only be used in the development environment.
The next step is our ajax code. Take post as an example:
Methods: {hello: function (e) {var str;console.log(e.tar ge
Chinese map. If you want to change her to make a dynamic display, you can add the following in Index.vue mounted:chinaMap.showLoading(showLoadingDefault)this.$store.commit(‘openLoading‘)this.$store.dispatch(‘fetchHeatChinaRealData‘, chinaMap)setInterval(() => { this.$store.dispatch(‘fetchHeatChinaRealData‘, chinaMap)}, 1000)Fetchheatchinarealdata changes in the mutations of actions in Chinamap.js:let lightData = paleData.sort((a, b) => { return b.value - a.value}).slice(0 + state.showCoun
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.