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joaomosantos/isOnScreen

Created May 19, 2017 19:49
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Elemento visível ao window
Raw
isOnScreen
function isOnScreen(el) {
var win = $(window);
var winTop = win.scrollTop();
var winBottom = winTop + win.height();
var elTop = el.offset().top;
var elBottom = elTop + el.height();
return winTop <= elBottom && winBottom >= elTop;
}
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