var d = document.getElementById("sss").getAttribute("value"); document.write(d); //显示 aaa setAttribute的使用方法:(你会发现多了一个名为good的属性hello) var d = document.getElementById("sss").setAttribute("good","hello"); alert(document.getElementById("t").innerHTML) cre...
setAttribute(属性名,属性值) 设置属性 getAttribute(属性名) 获取属性 removeAttribute(属性名) 移除属性 1)通过点来设置自定义属性,看不到;但是通过setAttribute()可以看到; 2)通过点获取元素身上已经定义好的的自定义属性,获取不到;但是通过getAttribute()可以拿到; 注意:用"."都用点,用attribute,都用attribute;千...
Note: The data-toggle="dropdown" attribute is relied on for closing dropdown menus at an application level, so it's a good idea to always use it. Via data attributes Add data-toggle="dropdown" to a link or button to toggle a dropdown. Dropdown trigger ... To keep URLs...
removeAttribute() -> {promise | void} Removes an attribute from a field where calledYou can remove the following attributes with removeAttribute:- aria-invalid- aria-required- disabled- placeholder removeClass() -> {promise | void} Pass the class name as a string in removeClass to rem...
Remove JSHint and use ESLint. 8年前 .npmrc (chore) Add .npmrc 7年前 .travis.yml Update Travis node.js versions 5年前 CODE_OF_CONDUCT.md Create CODE_OF_CONDUCT.md 8年前 CONTRIBUTING.md Update CONTRIBUTING.md 9个月前 LICENSE (docs) Add LICENSE file ...
*/functiondoFormRequest(url,action,json){varform=document.createElement("form");form.action=url;form.method=action;// append input attribute and valusfor(varkeyinjson){if(json.hasOwnProperty(key)){varval=json[key];input=document.createElement("input");input.type="hidden";input.name=key;input...
<String> value Required The value of the attribute. Set this value as null to remove the attribute. centerAndZoom(mapPoint, levelOrFactor) Centers and zooms the map. At version 3.4, this method returns a deferred object. You can add a callback to the deferred object and get notified afte...
Since we are not mutating the DOM by setting data-dblclick attributes, we won't need to remove the attribute using a setTimeout, 5.2 'EDIT' update case Test In keeping with our TDD approach, our first step when adding the case expression for 'EDIT' in the update function is to write ...
el.remove() 上面代码在DOM里面移除了el节点。 2.2 ChildNode.before(),ChildNode.after() before方法用于在当前节点的前面,插入一个或多个同级节点。两者拥有相同的父节点。 注意,该方法不仅可以插入元素节点,还可以插入文本节点: letp=document.createElement('p');letp1=document.createElement('p');// 插入元...
// 对于 'filename' 和 '.hiddenfile' ,lastIndexOf 的返回值分别为 0 和 -1 无符号右移操作符(>>>) 将 -1 转换为 4294967295 ,将 -2 转换为 4294967294 ,这个方法可以保证边缘情况时文件名不变。 // String.prototype.slice() 从上面计算的索引处提取文件的扩展名。如果索引比文件名的长度大,结果为...