#1 element.children The first way to get the child elements is with the element.children. If you want to check out what kind of properties the DOM Element Object has for you, check it onW3schools. That is btw one of my favorite websites to check JavaScript example’s & documentation. J...
varparent=document.getElementById('parent-element');varfirstChild=parent.firstElementChild;varlastChild=parent.lastElementChild;document.writeln("The innerHTML of First Child Element is \""+firstChild.innerHTML+"\""+" and The innerHTML of Last Child Element is \""+lastChild.innerHTML+"\"");...
child=child.nextSibling;//判断完这个节点就判断下一个节点 } }else{//如果第二个参数没有传 while(child){ if(child.nodeType==1){ a.push(child); } child=child.nextSibling; } } return a//最后别忘把此数组返回 } var ele=document.getElementById('p1'); var a=getChildElements(ele,'span')...
DOCTYPEhtml>demo我是divletoDiv =document.getElementById("box");console.log(oDiv);console.log(typeofoDiv); 通过class 名称获取 由于class可以重复,所以找到了就返回一个存储了标签对象的数组,找不到就返回一个空数组 <!DOCTYPEhtml>demo
To get the parent element from a child, first we need to access the child element using the document.querySelector() method by passing a classname to it. const child = document.querySelector(".title"); Now, we can access the parent element by calling a parentNode property on it. const...
childElementCount tutorial shows how to count the number of child elements of a DOM element in JavaScript in a document.
In this post we'll look at ways to get an element's text whilst excluding text from all (or certain) child elements. We'll be considering the following HTML elements for this tutorial: <h1 id="mainHeading"> Hello World!<span
Element=targetElement.parentNode;//find parent elementif(parentElement.lastChild==targetElement)//To determime确定,下决心 whether the last element of the parent element is the same as the target element{parentElement.appendChild(newElement);}else{parentElement.insertBefore(newElement,targetElement....
1、getElementById(ID) 获取对应id的对象 divValue var div=document.getElementById('div') console.log(div.innerText) //divValue 1. 2. 3. 2、getElementsByTagName(tagName) 获取指定标签名的所有对象,返回数组 divValue divValue1 divValue2 var div=document.getElementsBy...
var children = document.getElementById('id').childNodes; [gray]// or[/gray] var children = document.getElementById('id').getElementsByTagName('*'); Note that there is a difference between the above two : the first returns the list of direct descendants, while the second returns a list...