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jquery first visible element

Charlie answered on September 29, 2023 Popularity 1/10 Helpfulness 1/10

answer jquery first visible element

jquery first visible element

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$(window).scroll(function(){
	var scrollTop = $(window).scrollTop();
	var windowHeight = $(window).height();		
	var first = false;
	$(".activity").each( function() {
		var offset = $(this).offset();
		if (scrollTop <= offset.top && ($(this).height() + offset.top) < (scrollTop + windowHeight) && first == false) {
			$(this).addClass("first");
			first=true;
		} else {
			$(this).removeClass("first");
			first=false;
		}
	});
});

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: css-tricks.com

Tags: element javascript jquery visible

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Contributed on Sep 29 2023

Charlie

0 Answers Avg Quality 2/10

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