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window.pageYOffset

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Gets the amount of content that has been hidden by scrolling down.

Syntax

vScroll = window.pageYOffset
 

Parameters

vScroll is the number of pixels as an integer.

Example

var hScroll = pageXOffset; var vScroll = pageYOffset;

Notes

If the user has scrolled down and 400 pixels of the content is hidden by this, then the pageYOffset property returns 400.

See also window.pageXOffset

Specification

DOM Level 0. Not part of specification.