虽然DOM中没有提供insertAfter方法,但是我们可以通过insertBefore方法去完成这个方法的实现: function insertAfter(newElement, targetElement) { var parent = targetElement.parentNode; if(parent.lastChild == targetElement) {
},/*支持字符串格式的插入, 注意:要兼容不可直接做div子类的元素*//*insertAdjace还有Element和Text,前者只能插元素,后者只能插文本*/beforestr :function(node, scope) { scope.insertAdjacentHTML('beforeBegin', node); }, prependstr :function(node, scope) { scope.insertAdjacentHTML('afterBegin', node);...
this.element=element;this.next=null;};letlength=0;//存储列表项的数量lethead=null;//第一个节点的引用this.append=function(element){};//向链表尾部追加元素this.insert=function(position,element){};//在任意位置插入元素
insertBefore(newElement,targetElement): 该方法把一个新元素插入到一个现有元素的前面。 举例: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 1234document write56window.onload=function(){7vartarget=document.getElementById("p2");8varpara=document.createElement("p");9para.innerHTML="我是插队的...
this.insert = function(position, element){};//在任意位置插入元素 this.removeAt = function(position){}; //从链表中移除元素 this.remove = function(element){}; //根据元素的值移除元素 this.indexOf = function(element){}; //查找链表是否有改元素 ...
(label); // Add show-password checkbox under password input pwd.insertAdjacentElement('afterend', div); // Add toggle password callback function toggle(){ if(pwd.type === 'password'){ pwd.type = 'text'; } else { pwd.type = 'password'; } } checkbox.onclick = toggle; // For ...
Where to Insert JavaScript JavaScript in JavaScript in JavaScript in an external fileJavaScript in an external urlJavaScript in an external folder Where to Explained JavaScript Output Writing into the HTML outputWriting into an HTML elementWriting into an window alert boxWriting into the browser console...
("ol, ul"); for (let i = 0; i < lists.length; i++) { let ele = lists[i]; // ol let parentNode = ele.parentNode; if (parentNode.tagName === 'P' && parentNode.lastChild === parentNode.firstChild) { parentNode.insertAdjacentElement('beforebegin', ele); parentNode.remove() }...
this.insert = function(position, element) { if (position > -1 && position < length) { var node = new Node(element), index = 0, current = head, previous; if (position === 0) { // 头节点指向自己 node.next = head; head = node; ...
Regardless of whether you call your dropdown via JavaScript or instead use the data-api, data-toggle="dropdown" is always required to be present on the dropdown's trigger element. Options None Methods $().dropdown('toggle') Toggles the dropdown menu of a given navbar or tabbed navigation...