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Check if the DOM node is visible in the viewport
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| function elementInViewport(el) { | |
| var rect = el.getBoundingClientRect() | |
| return rect.top < (window.innerHeight || document.body.clientHeight) && rect.left < (window.innerWidth || document.body.clientWidth); | |
| } | |
| // and then you can use it: | |
| alert(elementInViewport(document.getElementById('inner'))); | |
| // or | |
| alert(elementInViewport($('#inner')[0])); | |
| ` |
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