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Vue stepping on the pit notes: repair record of packaging failure when importing ElementUI (error in. / node_modules / element UI / lib / theme chat / index.css module build failed: modulebuilderror: module build failed: typeerror: this.getoptions is not a function) Article catalogue Vue stepping on the pit notes: repair record of packaging f ...

introduce A project developed by using vite + vue3 + pinia + ant design Vue + typescript complete technical route, with the launch of second level development update, the new vue3 composition api combined with setup to enjoy the silky development experience, the new pinia state manager and excellent design experience (1k size), the barrier fre ...

Basic operation of object create object The function called with the new keyword is the constructor. Constructors are functions designed to create objects. For example: var obj = new Object(); Remember, when you use typeof to check an object, it will return object. For more information about common objects, see the previous article &quot ...

preface❤️ The gentle sunset is always mixed with poetry and distance ❤️ 1, PC side web page effects (1) Element offset offset series 1.1 offset overview Offset translates to offset. We can dynamically get the position (offset) and size of the element by using the relevant attributes of offset series. Obtain the position of the element ...

contentwebsiteJavaScript personal learning notes Summary - quick starthttps://blog.csdn.net/weixin_50594210/article/details/115112096?spm=1001.2014.3001.5501JavaScript personal learning notes Summary - functionhttps://blog.csdn.net/weixin_50594210/article/details/115113081?spm=1001.2014.3001.5501JavaScript personal learning notes Summary - ...

contentwebsiteJavaScript personal learning notes Summary - quick starthttps://blog.csdn.net/weixin_50594210/article/details/115112096?spm=1001.2014.3001.5501JavaScript personal learning notes Summary - functionhttps://blog.csdn.net/weixin_50594210/article/details/115113081?spm=1001.2014.3001.5501JavaScript personal learning notes Summary - ...

Object can encapsulate multiple associated data to better describe a thing. Using objects to describe things is more conducive for us to separate real things into a data structure in the code: therefore, some programming languages are pure object-oriented programming languages, which are better than Java; When creating any class, you need to ab ...

Currying Currying It is a high-order technology about function. It is used not only in JavaScript, but also in other programming languages. Coriolism is a function conversion, which refers to converting a function from callable f(a, b, c) to callable f(a)(b)(c). Corellization does not call functions. It just converts functions. Let's take a ...

CSS selector and its priority Selector nameformatPriority weightid selector #id100Class selector .className10attribute selectors a[ref="eee"]10Pseudo class selectorli:last-child10tag chooser div1Pseudo element selectorli:after1Adjacent Sibling Selectors h1+p0Child selectors ul>li0Descendant Selectors li a0Wildcard selector*0 For selector pr ...

ES6: ECMAScript6 I. new features of ES6 1.let variable declaration and declaration features 1.1 let Let keyword is used to declare variables. Variables declared with let have the following characteristics: let a; let b,c,d; let e = 100; let f = 521,g= 'iloveyou',h = []; 1. Variables cannot be declared repeatedly let star = ' ...