JavaScript window.scrollY Property

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JavaScript window.scrollY Property

The window.scrollY property returns the number of pixels that the document is currently scrolled vertically.

Note: This property is read-only.

Example

HTML Online Editor
<!DOCTYPE html> <html> <body> <button onclick="myFunction()">scrollY</button> <script> window.scrollBy({ top: 100, left: 0, behavior: "auto" }); function myFunction(){ alert("Scroll Top: "+window.scrollY); } </script> </body> </html>

Syntax

window.scrollY

Return Value

ValueExplanation
NumberReturns the number of pixels that the document is currently scrolled vertically.

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