题解 | #dom 节点查找#
dom 节点查找
http://www.nowcoder.com/practice/74d74be449af4c66907fe2d6961c255c
function commonParentNode(oNode1, oNode2) {
while (true) {
if (oNode1.contains(oNode2))
return oNode1
oNode1 = oNode1.parentNode
}
}
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