重置
横排
竖排
/
mdn-git
/
developer.mozilla.org
/
en-US
/
docs
/
Web
/
API
/
VisualViewport
VisualViewport
height
offsetLeft
offsetTop
pageLeft
pageTop
resize_event
scale
scroll_event
scrollend_event
width
/
height
offsetLeft
offsetTop
pageLeft
pageTop
resize_event
scale
scroll_event
scrollend_event
width