vue book

To solve the problem that the routing page cannot be displayed normally when vue-router is built, vue-routerbuild Use vue cli to create a webpack Project Add vue-router and then use the route to introduce a new component. The route and link are written in this way. const router = new VueRouter({ mode: 'history', base:

Detailed description of project-related configuration files extracted during vue-cli packaging, vue-cli configuration file When using vue-cli for development, you often need to dynamically configure some settings, such as the request address of the interface (axios. defaults. baseURL), these settings may need to be set after the project compilation, so in

Vue. js nested loop, if judgment, dynamically deleted instance, vue. js nested Vue. js is currently a popular JavaScript MVVM library, which is built based on data-driven and componentized ideas. Compared with Angular. js, Vue. js provides APIs that are simpler and easier to understand. App.html Differences between v

Solve the problem that the DOM operation on the vue page does not take effect. The dom operation on the vue page takes effect. Symptom: The Element UI is used to render a tree structure. The operation button is displayed when you move the mouse over each node. The effect is as follows: The error section is as follows: After adding a node, move it to the vicinity of the new node (in the figure, move it

Solve the problem of failure after vue. js routing, vue. js Routing A simple routing example (From vue-router 2), But after clicking, only the address bar changes, and the content remains unchanged. some of the effects previously written with jquery are also invalid. the final reason is that the same id was started twice (the first was started when the

I. Lazy Loading It is also called delayed loading or on-demand loading, that is, loading as needed, Ii. Why should I use lazy loading? For single-page applications such as Vue, if there is no application, the files packaged with webpack will be abnormally large, resulting in too much content to be loaded when you enter the home page, which takes a long time, A long white screen is displayed. Even if loading is performed, It is not conducive to the us

In the absence of the use of Webpack+vue router development, want to get the Rul pass the parameter address, directly through a function can be obtained.For example, in a www.test.com/test.html?sign=test address, to get the value of sign, the usual method is to use a function,var geturlstr = function (name) {var reg = new RegExp ("(^|)" + name + "= ([^]*) (|$)");var r = window.location.search.substr (1). Match (REG);if (r! = null) return unescape (r[2

Original addressObjectiveThis period of time to catch the project, need to use a multi-file upload, with Vue for front-end project development. On the internet to find a lot of plug-ins, are not very satisfied, some use cumbersome, and some can not adapt to the project. Just want to toss a bit, write a Vue upload plugin, once and for all, can be used directly later.vue-easy-uploaderhas been uploaded to GitH

Yarn Add Vue Yarn Add Webpack Yarn Add Webpack-cli Yarn Add Html-webpack-plugin Yarn Add Webpack-dev-server Create build, src folder Create a index.html fileDOCTYPE HTML>HTMLLang= "en">Head> MetaCharSet= "UTF-8"> title>Vuetitle>Head>Body> DivID= "App">Div>Body>HTML> Create src/index.js file import Vue from ' vue ' new

The Vue project uses the socket development message reminder. The message server side is developed with node Socket.io. Vue Use Vue-socket.io Development Address: Https://github.com/MetinSeylan/Vue-Socket.io Configuration: Note that the link is HTTP because Socket.io supports HTTP If the WebSocket link with the b

Vue with the use of hand-foot racks generated by the project directly modified. vue file, save the compilation on the report of a lot of errors, solution: a problem: Because set the Eslint, if you do not want to have the specification of JS code, can be reinitialized to turn off the eslint. Use Eslint to lint your code? (y/n) This step select No If you want to have good specifications, in fact, the error ha

Cross-origin explanation of vue-cli webpack development environment, vue-cliwebpack Edit dev. proxyTable option in config/index. js. The dev server is using http-proxy-middleware for proxying To solve cross-origin problems, Jsonp is usually used, but jsonp can only be a get request. You can also use CORS to set Access-Control-Allow-Origin :* 0 prerequisites Familiar with

Vue. js, vue. js instance code displayed and hidden in the left-side menu I am not talking about it anymore. I am posting Code directly to you, Complete code: The above is a small series of vue. the second-level menu on the left side of js shows and hides the switching instance code. I hope it will help you. If you have any questions, please leave a message and

Example of vue. js + Echarts Development Chart zoom-in and zoom-out function, vue. jsecharts Recently, I used echarts to develop the chart function of a system. I first stated that my previous ext. js and ext. js have their own set of components for the chart, which is also very convenient to use. However, because ext. js is too bloated, the company decided to use echarts to develop chart functions. When we

Implementation of the simple Vue comment framework (implementation of the parent component) and the vue comment framework component I recently saw a requirement: Implements a comment function, requiring pagination of the comment list Implement componentization for corresponding modules Displays the publisher, release time, and content. At first glance, it is not very difficult, but there are still s

Vue implements countdown plug-in timestamp refresh jump without affecting vue jump A countdown plug-in needs to be developed in the work, so I started to take it online first. I found that many countdown plug-ins will be refreshed from the beginning, so I wrote a plug-in with vue2.0 and the test has passed, directly Add code The following is the component code: The following code calls the component: Af

VUE implements two-way binding of form elements (Summary) and vue form Element Binding This article describes how to bind two-way form elements in VUE (Summary) and shares it with you as follows: The most basic usage of checkbox: Rule 1: If the variable type bound to v-model is boolean and input is selected, this. inputdata is true; otherwise, this. inputdata is

Vue. js dynamically adds and deletes the instance code of the selected question, and vue. js selects the question Let's take a look at the page effect. Dangdang ''''''''''''''''''''''' In the figure, the second choice is that Xiao Ying clicked the "add answer" button and then came out. When you clicked the "delete option" or "delete answer" button, the corresponding options and choices will be deleted. Htm

In-depth understanding of oldvalue, newValue, and vue. jsoldvalue of $ watch in vue. js $ Oldvalue and newValue in watch We all know that the $ watch method is provided in vue. js to listen for object changes, and two objects, oldValue and newValue, are returned in callback. As the name suggests, these two objects are the values before and after the object change

How to Implement the sample code of carousel images in Vue, and the sample code of vue carousel I feel that this function will be involved in any project. Today I will share with you my implementation methods. If there is something wrong, please note that I am updating it. The following is the overall code. I made the carousel image a separate component and you can use it as needed. The specific code is as