First, we will get the reference of thecontainerelement from the HTML DOM using thegetElementById()method. Then we will store that element inside theelementvariable in JavaScript. letelement=document.getElementById('container'); Now that we have the div element, let’s get the height of the...
JavaScript Code: functionscrollWH(){letitem=document.getElementById('items');letheight=item.scrollHeight;letwidth=item.scrollWidth;document.getElementById('display').innerHTML='Scroll Height = '+height+'px'+' Scroll Width = '+width+'px';}functionoffsetWH(){letitem=document.getElementById('it...
百度试题 结果1 题目在JavaScript中,以下哪个方法用于获取页面元素的宽度和高度? A. getElementById() B. getElementsByClassName() C. getBoundingClientRect() D. getStyle() 相关知识点: 试题来源: 解析 C 反馈 收藏
To get the height and width of an HTML element, you can use the offsetHeight and offsetWidth properties. These properties return the viewable height and width of an element in pixels, including border, padding, and scrollbar, but not the margin. Here is an example: const pizza = document....
To get and set the height of an html element, height() method can be used. If we do not pass parameter value to the .height() method, it gets the current height of the element and if we pass parameter to the .height() method, it sets the parameter value as height of the element...
如需从JavaScript访问某个HTML元素,可以使用document.getElementById(id)方法。()[A.项]错误[B.项]正确
# Get the Text of an HTML Element in JavaScript Use the textContent property to get the text of an HTML element, e.g. const result = element.textContent. The textContent property will return the text content of the element and its descendants. If the element is empty, an empty string is...
题目JavaScript中,用于获取HTML文档中元素的属性是( )。 A. `document.getElementById()` B. `document.getElementByClassName()` C. `document.getElementsByName()` D. `document.querySelector()` 相关知识点: 试题来源: 解析 A 反馈 收藏
document.getElementById 或者只使用 id 如果一个元素有id特性(attribute),那我们就可以使用document.getElementById(id)方法获取该元素,无论它在哪里。 例如: <div id="elem"> <div id="elem-content">Element</div> </div> <script>//获取该元素let elem = document.getElementById('elem');//将该元素...
1、getElementById根据指定Id得到html元素,所以只能得到唯一的html元素对象, 如: <inputtype="text"id="username"> varusername=document.getElementById('username'); 即得到上面的id为username的input元素 2、getElementsByName根据name属性得到html标记对象的数组,因为name有多个,所以返回的是元素的数组,而不是一个...