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Detect scroll-up scroll-down in jQuery


Detect scroll-up scroll-down in jQuery

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<script type="text/javascript">
var iScrollPos = 0;
     
$(window).scroll(function () {
        var iCurScrollPos = $(this).scrollTop();
    if (iCurScrollPos > iScrollPos) {
            //Scrolling Down
            console.log('Scroll down');
    } else {
           //Scrolling Up
           console.log('Scroll up');
    }
        iScrollPos = iCurScrollPos;
});
</script>

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