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1.js is an interpretive programming language running on the client 2. Functions of JS: Some logical implementations used to complete front-end and back-end interaction and increase user experience. 3. A web page is composed of three parts: structure (HTML/HTML5), presentation (CSS/CSS3) and behavior (javascript) 4. The core of front-end dev ...

script setup is a new syntax sugar introduced in vue3 to simplify the lengthy template code when using Composition API. For example: <script lang="ts"> import { defineComponent, ref } from 'vue' import { MyButton } from '@/components' export default defineComponent({ components: { MyButton }, props: { name: String }, ...

DOM DOM and SAX W3C has developed a set of standard interface specifications for writing XML analyzers - DOM. In addition, XML_ According to the requirements of the application, the members of dev mailing list also spontaneously defined a set of interface specification for operating XML documents - SAX. These two kinds of interface specific ...

JSP jsp file unified character encoding Set the encoding of jsp file (pageEncoding attribute in jsp file): jsp -- java Set the encoding for browsing and reading jsp files (content attribute in jsp files) Generally, the above codes are set to be consistent. It is recommended to use: utf-8 Deploy tomcat On the Servers panel, first create a ...

1. Pros Verification 1. props node of object type Each prop can be checked for data type using props nodes of object type. Disadvantages of using props nodes of array type: you cannot specify a specific data type for each prop. 2. props authentication scheme 2.1 Basic Type Check Specify the underlying check type directly for the prop prop ...

1. What is JavaSpript 1.1 Overview javaSpript is one of the most popular scripting languages in the world A qualified backend must be javaScript proficient 1.2 History Introduction: https://blog.csdn.net/kese7952/article/details/79357868 ECMAScript: A standard that can be understood as javaScript The latest version has reached es6~but mo ...

Project backgroundIt is inevitable to use multimedia materials such as pictures and videos in the front-end development process. The common processing schemes usually separate the dynamic and static, and place pictures and other resources on the drawing bed. In addition to using the drawing bed resources commonly used in the industry, such as q ...

Project background It is inevitable to use multimedia materials such as pictures and videos in the front-end development process. The common processing schemes usually separate the dynamic and static, and place pictures and other resources on the drawing bed. In addition to using the drawing bed resources commonly used in the industry, suc ...

Vue3 study notes I haven't seen the relevant knowledge of vue3 systematically before. I met the first Spring Festival holiday just more than a month after I joined the job, so I saw the relevant knowledge of vue3 during this period. Otherwise, the project is too hard to do Vue3 has two ways to create a project Scaffolding Install via vite ...

JavaScript file type check Typescript versions after 2.3 support the use of – checkJs pairs js file for type check and error prompt. You can ignore type checking by adding the / / @ TS nocheck annotation; Instead, you can check some by removing the – checkJs setting and adding a / / @ TS check comment JS file. You can also use ...