Метод .offset() | jQuery справочник
Координаты элемента на странице
javascript - offsetWidth/offsetHeight、offsetLeft/offsetTop、offsetParent - 个人文章- SegmentFault 思否
javascript - Using jquery to get element's position relative to viewport - Stack Overflow
圖解offsetLeft、offsetTop、offsetWidth和offsetHeight @ 小殘的程式光廊:: 痞客邦::
Get an Element's Position Using JavaScript | kirupa.com
Element size and scrolling
How to Get HTML Element (X, Y) Position with JavaScript
javascript - How to get the distance from the top for an element? - Stack Overflow
javascript - Getting 0 when trying to get the offset top value of element onload - Stack Overflow
javascript - Retrieving correct offsetTop and offsetLeft of an element after a CSS3 rotation - Stack Overflow
Element: getBoundingClientRect() method - Web APIs | MDN
React: Get the Position (X & Y) of an Element - KindaCode
What is the difference between offset and position in jQuery - javatpoint
How to Set the Offset in jQuery
jQuery scrolltop offset | Learn How to use jQuery scrolltop offset?
javascript - How to get the element's top offset to <body> when they are inside a <HTML> with 2 column? - Stack Overflow
Метод .offset() | jQuery справочник
javascript - Div offset inside another div - Stack Overflow
Get an Element's Position Using JavaScript | kirupa.com
JS中clientHeight、scrollHeight、offsetHeight、scrollTop、offsetTop 的定义_Software攻城狮的博客-CSDN博客
HTML DOM offsetTop 属性| 菜鸟教程
