Js Top Offset. To get the topleft coordinates of an element relative to its parent you use the offsetleft and offsettop properties. .
Jquery offset the jquery offset method is used to get the current offset of the first matched element. Contrast this with offset which retrieves the current position relative to the document. The offset method is an inbuilt method in jquery which is used to set or returns the offset coordinates of the selected element.
Example var d document.
The htmlelementoffsettop read only property returns the distance of the current element relative to the top of the offsetparent node. The coordinates are relative to the document while the values are in pixels. Idoffsettop 120 linear. Var element documentqueryselector container.