1)引入 CSS 依赖 (Importing CSS) 我很喜欢 CSS in JavaScript 这一理念。在 React 中,我们可以为每一个 React 组件引入相应的 CSS 文件,这一“梦想”成为了现实。在下面的代码示例,我把 CSS 文件的引入与其他依赖隔行分开,以示区别: importReact, {Component}from'react'import{observer}from'mobx-react'imp...
classList.prototype.add =function(value){if(typeof value !=="string")throwTypeError("the type of value is error");if(this.obj.classList){this.obj.classList.add(value); }else{var arr = value.replace(/^\s+|\s+$/g,"").split(/\s+/);this.obj.classList +=" "+arr.join(" ");...
function toggleTheme() { const body = document.body; body.classList.toggle...JavaScript 功能: toggleTheme 函数通过 classList.toggle ...
function() { var text = document.getElementById("text"); loadClass(text); }); function loadClass(txt) { if (txt.classList.contains("newClass")) txt.classList.remove("newClass"); else txt.classList.add("newClass"); }
以下是一些示例代码,展示了如何使用JavaScript给节点添加类: 单一类添加 代码语言:txt 复制 // 获取元素 var element = document.getElementById('myElement'); // 添加类 element.classList.add('myClass'); 多个类添加 代码语言:txt 复制 // 添加多个类 element.classList.add('class1', 'class2', 'clas...
Cross-browser element.classList. Contribute to eligrey/classList.js development by creating an account on GitHub.
JavaScript/TypeScript class inheritance tools.Lowclass is a lib that includes the following inheritance tools:A multiple() function for composing ES2015 classes together in a simple ergonomic way. For example: import {multiple} from 'lowclass/dist/multiple.js' // define a few classes with unique...
Documentation Features SDKs and APIs Products Support Sign in ArcGIS Maps SDK for JavaScript Home Sample Code References Showcase Blogs Components Map components Area Measurement 2D Area Measurement 3D Basemap Gallery Basemap Layer List Basemap Toggle Bookmarks Building Explorer Catalog Layer List Compass ...
classList Properties and Methods NameDescription add()Adds one or more tokens to the list contains()Returns true if the list contains a class entries()Returns an Iterator with key/value pairs from the list forEach()Executes a callback function for each token in the list ...
►Modules ►Namespaces ►Concepts ▼Classes ►Class List Class Index ►Class Hierarchy ▼Class Members ►All ▼Functions _ a b c d e f g h i j k l m n o p q r s t u v w x y z ~ ►Variables ►Typedefs ►Enumerations ►Enumerator ►Related Functions ►Files-...