VisualViewport.offsetTop - Web APIs 编辑
Experimental
This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The offsetTop read-only property of the VisualViewport interface returns the offset of the top edge of the visual viewport from the top edge of the layout viewport in CSS pixels.
Syntax
var offsetTop = VisualViewport.offsetTop
Value
A double.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Visual Viewport API The definition of 'offsetTop' in that specification. | Draft | Initial definition. |
Browser compatibility
BCD tables only load in the browser
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