Programmer Think

1. Prototype injection Global properties and methods can be defined this wayEasy to call and obtainGenerally, there are not many definitions (it will pollute the prototype, and Vue will bring it with each instance) // main.js entry file import Vue from "vue"; import router from "./router"; import store from "./store"; import dayjs from ...

The four front-end bug s in the recent personal learning process are only personal records. Please be careful for reference! catalogue bug [ @multi (webpack)-dev-server/client?http://localhost:8080 webpack/hot/dev-server ./src/main.js ] Bug ['Vue cli service' is not an internal or external command, nor is it a runnable program] bug [ npm ER ...

@[TOC](Vite+Vue3+Vue Router+Vuex+CSS preprocessor (less/sass) configuration guide - the most detailed series in the whole network) Official Chinese documents of Vite Vue3 official Chinese document Vue Router 4.x Official Chinese documents Vuex 4.x Official Chinese documents This article only introduces the detailed steps of using Vite to buil ...

1, Self introduction 1.1 name, graduation school (can be said or not), project experience, age and working years 2, vue correlation 2.1 routing mode: the difference between hash mode and history mode 1.The appearance of the path: stay vue There are in the routing configuration of mode The most intuitive difference between options is url in ...

1, Effect display main interface: Add books: Modify interface: 2, Front end implementation 1,Vue.cli build project Enter vue ui on the command line (UI interface with vue version above 3.0) vue ui Manually create the project and select the following configuration to use: Wait until the project is created, because the bac ...

Based on video JS usage problem These problems are encountered in my project. My project is to set problem points for video. Users can't click the progress bar to fast forward when watching. They can fast forward what they have seen. When they encounter problem points, they will pause and pop up questions. If they answer correctly, they can co ...

1. Case of prop attribute names in HTML are case insensitive, Therefore, the browser will interpret all uppercase characters as lowercase characters. This means that when you use a template in the DOM, The prop name of camelCase (hump naming method) needs to be named with its equivalent kebab case (short horizontal line separated naming). Don ...

1. Ajax in jquery 1.1 $.ajax description /** * $.ajax Relevant description * 1.{key:value} * 2.type: ajax Request method: get/post/put/delete * 3.Simplify $ get(..) $.post(...) $.getJSON(...) * 4.url: Remote server address * JSONP: JS End - to - end is a mechanism to solve cross - domain problems ...

preface We learned in the last section setup function In this section, we will solve this problem. Responsive citation principle The data is encapsulated by proxy. When the data changes, the template content update is triggered. ref Function: accept an internal value and return a responsive object;Processing: generally used to pro ...

filter Basic Usage Filters are commonly used for text formatting and can be bound to the v-bind attribute. They are added to the tail of js and called by the "pipe character". They can only be used in Vue 2.0. For example: < p > the value of message is {{message | capitalize} < / P > use the pipe character to call ...