Js screen size acquisition and Operations scrollLeft: set or obtain the distance between the left-side border of the object and the leftmost side of the currently visible content in the window
Visible area width of the webpage: document. body. clientWidth
Visible area height: document. body. clientHeight
Visible area width of the webpage: document. body. offsetWidth (including the width of the edge)
Visible area height of the webpage: document. body. offsetHeight (including the width of the edge)
Webpage text width: document. body. scrollWidth
Webpage text height: document. body. scrollHeight
The height of the page to be rolled: document. body. scrollTop
Left: document. body. scrollLeft
Page body: window. screenTop
Page body part left: window. screenLeft
Screen Resolution height: window. screen. height
Screen Resolution width: window. screen. width
Available screen workspace Height: window. screen. availHeight
Available workspace width: window. screen. availWidth
Precise HTML positioning: scrollLeft, scrollWidth, clientWidth, and offsetWidth
ScrollHeight: gets the scroll height of an object.
ScrollLeft: sets or obtains the distance between the left-side border of the object and the leftmost end of the currently visible content in the window.
ScrollTop: sets or obtains the distance between the top of the object and the top of the visible content in the window.
ScrollWidth: gets the scroll width of an object.
OffsetHeight: gets the height of an object relative to the layout or the parent coordinate specified by the parent coordinate offsetParent attribute.
OffsetLeft: obtains the left position of the object relative to the layout or the parent coordinate specified by the offsetParent attribute.
OffsetTop: obtains the top position of an object relative to the layout or the parent coordinate specified by the offsetTop attribute.
The horizontal coordinates of event. clientX relative to the document
The vertical coordinates of event. clientY relative to the document
Horizontal coordinates of event. offsetX relative to the container
Event. offsetY vertical coordinates of the container
Document.doc umentElement. scrollTop vertical scroll Value
Event.clientxw.document.doc umentElement. The horizontal coordinate of scrollTop relative to the document + The amount of vertical scrolling