Programmer Think

1. Find elements: (1). There are 4 kinds of element objects that can be obtained directly without searching: document.documentElement - document.head - document.body - document.forms[i] - (2). If you have obtained an element object, when you find the element object around you, you can use the search by the relationship between nodes: 2 ...

At the beginning of this chapter, we will combine js code to see the implementation of specific functions of the game. The general plan is to first introduce the basic functions throughout the game, and then introduce them one by one according to different function keys and function blocks. The functions related to online in the function will b ...

catalogue 1, Element offset offset series 1. offset overview 2. Common attributes 3. Difference between offset and style Case - coordinates of mouse in box Case - drag modal box Case - Jingdong magnifying glass 2, Element viewable area client series flexible source code analysis Execute function now pageshow event 3, Element scroll ...

CSS: 1, Simple understanding CSS selector, beautify web pages (beautify text, shadow, hyperlink, list beautification, gradient), box model, web page animation. <style> h1{ color:red; } </style> Syntax: Selector{ Statement 1; Statement 2; } 3. Two ways of writing external styles Linked: <link rel="stylesheet" href="css/ ...

Introduction: you can find a website at will, such as Taobao. Look at its different pages and use your big shining eyes to find the differences and similarities. As like as two peas, you will find that there are some different pages in the website, and some of them are exactly the same. And some data are as like as two peas. The layout of their ...

1. call() Syntax: fun.call(thisArg，arg1，arg2，...) fun: represents a functionIf the object "this" and "this" are to point to the global object, then "this" and "this" are to point to the global object;Starting from arg1, it is the parameter to be passed to fun. characteristic: fun.call(thisArg，arg1 ...

title: [native javascript project] Flex Panel 05date: 2021-11-17 20:10:40tags: native javascript projectcategories: 30 native javascript projectsintroductionThis paper introduces a dynamic screening web page. The knowledge points mainly involve flex container and element click events.Effect website: https://janice143.github.io/f...text1, html p ...

After version 3.5, TypeScript added an omit < T, k > type. Omit < T, k > types can exclude some attributes from inherited object attributes. type User = { id: string; name: string; email: string; }; type UserWithoutEmail = Omit<User, "email">; // Equivalent to type UserWithoutEmail = { id: string; name: string; }; ...

Record the problems encountered in recent work. The requirement is to customize the undo and restore functions in Vue quil editor rich text: undo and redo. install npm install vue-quill-editor -S Of course, you can also use CDN. Here we talk about NPM installation Mount in component import 'quill/dist/quill.core.css' import 'quill/dist/qui ...

This article attempts to explain why it is "trying" according to the permission design principle and actual combat in Vue system? Because this is also groping for understanding, not necessarily accurate According to Vue, the functions of permission management in the system are concentrated in the system management menu module, as sho ...