Using some more RegEx and our hasClass function again, we can reuse most of the removeClass function and simply provide an else, to then add the class back on if it doesn’t exist! JavaScript is easy when you think about it logically, don’t get lost in the definitions/names of things...
Since Javascript is supported in all major browsers and it is good to use pure javascript than adding web-page load using jQuery, so I have mentioned how we can toggle or change class on button click using Javascript only. Toggle Class on button Click using Javascript In the first example, ...
浏览器缓存问题 有时候浏览器缓存可能会导致旧的 JavaScript 文件被加载。尝试清除浏览器缓存或使用无痕模式重新加载页面。 JavaScript 错误 检查控制台是否有 JavaScript 错误,这可能会阻止 toggleClass 方法的执行。 示例代码 以下是一个简单的示例,展示了如何在点击按钮时切换一个元素的类: 代码语言:txt 复制 <!DOC...
We will introduce a method to toggle the class of HTML elements by using JavaScript. Toggle Class of an HTML Element on Mouse Hover in JavaScript Toggling the class means if there is no class name assigned to the HTML element, then a class name can be set to it dynamically, or if a ...
language="javascript" src="jquery.js"></script> <script language="javascript">...
Javascript中获取样式的值 function css(obj, attr, value) { switch (arguments.length) { case 2: if (typeof arguments[1] == "object") { //批量设置属性 for (var i in attr) obj.style[i] = attr[i] } else { // 读取属性值
trim:https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim 由于现代浏览器都基本支持了classList,所以移动端可以直接使用classList会更方便一些,如: var div = document.getElementById('div'); div.classList.remove("foo"); div.classList...
javascript 未捕获的类型错误：无法读取toggleClass处未定义(读取"toggle")的属性这几天都能正常工作。不...
trim:https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim 由于现在浏览器都基本支持了classList,所以移动端可以直接使用classList会更方便一些,如: var div = document.getElementById('div'); div.classList.remove("foo"); div.class...
script>$(window).load(function(){/*fromwww.java2s.com*/$(".like").click(function(){console.log( $(this).hasClass('unlike') ?'unlike':'like'); $(this).toggleClass("unlike like"); }); });Like Previous Next Related Tutorials...