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Reference link 1Reference link 2 Writing 1 - use the function keyword function greeter(fn: (a: string) => void) { fn("Hello, World"); } function printToConsole(s: string) { console.log(s); } greeter(printToConsole); (a: string) => void The meaning of the above syntax: it means that a function receives a string as an input para ...

Detailed explanation of bind function in JS ----------------------------------------Split line----------------------------------------------- This is my first time to write this type of blog and record it~ DATE: 2022.1.16 On the bind() function, first start with the English meaning. Bind has the meaning of binding. Reference to function: ...

This article belongs to the original article, please indicate -- from Taoyuan Xiaopan's blogprefaceAlthough this series is a front-end specification, my understanding is slightly different.Code format: specific to line breaks, symbols, spaces and other detailsCode specification: be sure to do thisBest practice: it's best to do thisNaturally, th ...

Catalog 1. js C++. 1.c++ Declaration: 2. Modify HTML5ToolChain.cs file 3. Modify project_template.js file 4. Call 2. Calling js by C++. 1. Inline 1) EM_JS Call:  2)EM_ASM: 3) EM_ASM_INT, EM_ASM_DOUBLE Has Return Value Method 2.emscripten_run_script()  3. Modify Source Code 1) In HTML5 JavaScriptFx. C++ function added in H extern &q ...

catalogue Basics: Variable: data type operator Process control loop array function Scope JS pre parsing object JS built-in object Math Date Array object String object Data type memory allocation Basics: It is divided into ECMAScript (standardized programming language), DOM (document object model) and BOM (browser object mode ...

JavaScript Date object Date objects are used to process dates and times. How to use the Date() method to get the date of the current day. getFullYear() Use getFullYear() to get the year. getTime() getTime() returns the number of milliseconds since January 1, 1970. setFullYear() How to set a specific date using setFullYear(). toUTCString() ...

historical background JS itself simple page design: page animation + form submission There is no modular or namespace concept With the increasing complexity of front-end pages, the previous methods can not meet the requirements Therefore, JS has an increasing demand for modularity development history Infancy: no modularization Pages nee ...

Attachment: https://gitee.com/zhoulililia/vue_shop 1. Background home page basic layout opens Home.vue component, layout: <el-container class="home-container"> <!-- Head area --> <el-header>Header<el-button type="info" @click="logout"> Sign out </el-button></el-header> <!-- Page Body Area --> ...

How to generate closures? There are two special cases of scope application Function is passed as an argumentFunction is returned as a return value // Function as return value function create() { const a = 100 return function () { console.log(a) } } const fn = create() const a = 200 fn() // 100 // Functions are passed as ...

1, Purpose of the experiment: Master the concept, definition and usage of classes and objects.Master the usage of static data members and const modified member functions.Master the general structure of c + + program. 2, Experiment content: Modify and complete the following contents on personal current savings account class SavingsAccount: ...