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jovey-zheng/getElementTop.js

Last active August 2, 2017 06:52
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Get element top in document
Raw
getElementTop.js
function getElementTop(elem) {
　　var elemTop = elem.offsetTop;
　　elem = elem.offsetParent;
　　while (elem != null) {
　　　　elemTop += elem.offsetTop;
　　　　elem = elem.offsetParent;
　　}
　　return elemTop;
}
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