function toggleTheme() { const body = document.body; body.classList.toggle...JavaScript 功能: toggleTheme 函数通过 classList.toggle 方法切换 body 元素的 night 类,从而实现主题切换。...更多资源 想了解更多关于 classList.toggle 的使用,请
3、classList获取样式class //divis an object reference to a element with class="foo bar"div.classList.remove("foo");div.classList.add("anotherclass");// if visible is set remove it, otherwiseadditdiv.classList.toggle("visible");//add/remove visible, depending ontestconditional, i less ...
elem.classList.add(c); }; removeClass=function(elem, c) { elem.classList.remove(c); }; }else{ hasClass=function(elem, c) {returnclassReg(c).test(elem.className); }; addClass=function(elem, c) {if(!hasClass(elem, c)) { elem.className= elem.className + ' ' +c; } }; remove...
} this.classList.add('over'); e.dataTransfer.dropEffect = 'move'; // See the 1.2K10MVC5:使用Ajax和HTML5实现文件上传功能 36: 37: 38: 在Onchange 事件中添加输入文件元素,并在JS...现在需要将已上传的文件发送到服务器,因此添加Onclick事件,并在JS uploadFile()方法中调用,代码如下: 1: function ...
div.classList.toggle("visible"); // add/remove visible, depending on test conditional, i less than 10 div.classList.toggle("visible", i < 10 ); alert(div.classList.contains("foo")); // add or remove multiple classes div.classList.add("foo", "bar", "baz"); ...
add or remove multiple classes div.classList.add(“foo”, “bar”, “baz”); div.classList.remove(“foo”, “bar”, “baz”); // add or remove multiple classes using spread syntax let cls = [“foo”, “bar”]; div.classList.add(…cls); div.classList.remove(…cls); // ...
Node.classList.add("class") 添加class Node.classList.remove("class") 移除class Node.classList.toggle("class") 切换class,有则移除,无则添加 Node.classList.contains("class") 检测是否存在class 自定义属性 js 里可以通过box1.index=100;box1.title来自定义属性和获取属性。
// altho to be fair, the api sucks because it won't accept multiple classes at once var hasClass,addClass,removeClass;if ('classList' in document.documentElement) { hasClass = function (elem, c) { return elem.classList.contains(c);};addClass = function (elem, c) { elem.classList....
const isRouting = useIsRouting(); return ( <MyAwesomeContent /> );useMatchuseMatch takes an accessor that returns the path and creates a Memo that returns match information if the current path matches the provided path. Useful for determining if a given path matches the current route.cons...
onCreate((domNode) => domNode.classList.add('init')); context.onRemove((domNode) => domNode.parentNode == null); context.onUpdate((domNode) => domNode === context.node); context.onRender((domNode) => domNode.dataset.renderCount = ++renderCount); return div('Hello'); }...