Detailed analysis of Vue Socket.io source code

You can add a function to the Vue button by binding the button in the HTML template to a method. Define the method and write function logic in the Vue instance.

Using Bootstrap in Vue.js is divided into five steps: Install Bootstrap. Import Bootstrap in main.js. Use the Bootstrap component directly in the template. Optional: Custom style. Optional: Use plug-ins.

There are three ways to refer to JS files in Vue.js: directly specify the path using the <script> tag;; dynamic import using the mounted() lifecycle hook; and importing through the Vuex state management library.

The watch option in Vue.js allows developers to listen for changes in specific data. When the data changes, watch triggers a callback function to perform update views or other tasks. Its configuration options include immediate, which specifies whether to execute a callback immediately, and deep, which specifies whether to recursively listen to changes to objects or arrays.

Vue.js has four methods to return to the previous page: $router.go(-1)$router.back() uses <router-link to="/" component window.history.back(), and the method selection depends on the scene.

Vue multi-page development is a way to build applications using the Vue.js framework, where the application is divided into separate pages: Code Maintenance: Splitting the application into multiple pages can make the code easier to manage and maintain. Modularity: Each page can be used as a separate module for easy reuse and replacement. Simple routing: Navigation between pages can be managed through simple routing configuration. SEO Optimization: Each page has its own URL, which helps SEO.

The foreach loop in Vue.js uses the v-for directive, which allows developers to iterate through each element in an array or object and perform specific operations on each element. The syntax is as follows: <template> <ul> <li v-for="item in items>>{{ item }}</li> </ul> </template>&am

Function interception in Vue is a technique used to limit the number of times a function is called within a specified time period and prevent performance problems. The implementation method is: import the lodash library: import { debounce } from 'lodash'; Use the debounce function to create an intercept function: const debouncedFunction = debounce(() => { / Logical / }, 500); Call the intercept function, and the control function is called at most once in 500 milliseconds.