From (Introduction to ES6 standard) (3rd Edition) (by Ruan Yifeng) classic case - in continuous update

From (Introduction to ES6 standard) (3rd Edition) (by Ruan Yifeng) classic case - in continuous update 1. An example of simulating the return value of next method function makeIterator(array){ var nextIndex = 0; return { next: function(){ return nextIndex < array.length ? {value: array[nextIndex++],done:false} : {value: und ...

Posted by demonicfoetus on Sat, 25 Apr 2020 21:04:40 -0700

Vue Router summary (from official website)

Vue Router summary (from official website) 1. Introduction to Vue router function Nested route / view tables Modular, component-based routing configuration Routing parameters, queries, wildcards View transition effect based on Vue.js transition system Fine grained navigation control Links with automatically activated CSS class es HTML 5 histor ...

Posted by sotusotusotu on Sat, 25 Apr 2020 03:00:26 -0700

Summary -- several methods of generating unique id in JS

Occasionally in development, when it is necessary to generate a unique id, such as adding, deleting or modifying any item of the array many times, it is necessary to add a unique identifier to each item to distinguish. The following are various methods of generating unique identification collected from the network, which are summarized here for ...

Posted by fesan on Fri, 24 Apr 2020 07:13:11 -0700

Vue-based server-side rendering framework Nuxt.js case description

background To develop a new official website (education company), the website needs to consider drainage, promotion, keyword search ranking, so the website needs to do SEO.Vue.js is a framework for building client applications that, by default, can output Vue components in a browser for DOM generation and operationsDOM, like this client-side re ...

Posted by sledgeweb on Sun, 19 Apr 2020 00:51:45 -0700

Using codemirror in vue (element) to realize code highlighting, code completion and version difference comparison

vue language is used, and component of element is used. To make an online editing code, code content is required to be input, highlighted display can be carried out, different languages can be switched, keyword completion is supported, and a code left-right comparison between different versions is required. As for why codemirror is selected, pl ...

Posted by deltatango5 on Fri, 17 Apr 2020 01:50:42 -0700

HTML5+tracking.js for brush payment

HTML5+tracking.js for brush payment Recently, brushing payments have become so popular that bosses are sure to keep up with the times, so there's a brushing payment program.The key technologies for front-end implementation are camera video recording, photo taking and face matching. This article will discuss how to achieve face brushing payment ...

Posted by adt2007 on Thu, 16 Apr 2020 20:34:11 -0700

Day 12 of egg learning notes: eggjs combines simple project to realize routing grouping and loading middleware on demand

1, Mind map of a normal project It is roughly divided into three parts: ① Background management system (login required) ② Website front desk 3. api interface The following is an example of module grouping based on Routing and controller: "use strict"; /** * @param {Egg.Application} app - egg application */ module.exports = app ...

Posted by edraynham on Thu, 16 Apr 2020 07:14:09 -0700

New Web Platform "airoot-uisys" Releases Front End Development Vitality

Writing this article is embarrassing because Noejs is the main platform for developing WEB today, and the three representative frameworks are network.Many people know and are familiar with that one of their advantages is modular development, the architecture for large projects, and the idea of data binding.I have been developing WEB for a long ...

Posted by kevinak on Tue, 14 Apr 2020 18:42:09 -0700

Handwritten a simple JQuery

Test samples <!--Test samples--> <body> <div id="jq">1</div> <div class="hello">2</div> <div class="hello">3</div> </body> Why does jq use $(selector) to get DOM How to implement native js //It turns out that it's possible to pass in either an id selector or a class selector document ...

Posted by mike2098 on Tue, 14 Apr 2020 07:54:06 -0700

Error in v-on handler: "TypeError: Cannot read property 'value' of undefined"

Error in v-on handler: "TypeError: Cannot read property 'value' of undefined" Errors are reported as follows: The above error occurred while running the Vue project because its container was initialized before it was generated. First, check whether there are the following operations //The original operation of fetching dom document.getElementB ...

Posted by BenMo on Tue, 14 Apr 2020 07:35:17 -0700