日期:2014-05-16 浏览次数:20554 次
<div>
<div>1</div><div id='d'>2</div><div>3</div>
<script>
var div = document.getElementById('d');
var p = div.previousSibling;//前一个兄弟
var n = div.nextSibling; //后一个兄弟
</script>
------解决方案--------------------
document.getElementById("divID").previousSibling//获取前一个兄弟节点
document.getElementById("divID").nextSibling//获取下一个兄弟节点
------解决方案--------------------
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<body>
<div>
<div>111</div>
<div>222</div>
<div id="demo">333</div>
<div>444</div>
<div>555</div>
</div>
<script type="text/javascript">
var obj = document.getElementById('demo'), ar = [];
var prevS = obj.previousSibling;
while(prevS != null) {
if (prevS.nodeType == 1 && prevS.tagName == 'DIV') ar.push(prevS);
prevS = prevS.previousSibling;
}
var nextS = obj.nextSibling;
while(nextS != null) {
if (nextS.nodeType == 1 && nextS.tagName == 'DIV') ar.push(nextS);
nextS = nextS.nextSibling;
}
for (var i = 0; i < ar.length; i ++) alert(ar[i].innerHTML);
</script>
</body>
</html>
------解决方案--------------------
<!DOCTYPE HTML>
<html>
<head>
<meta charset="gb2312" />
<title></title>
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body>
<div>1</div>
<div>2</div>
<div id="test">获取该节点之前的兄弟div</div>
<div>4</div>
<div>5</div>
<script>
$('#test').prevAll('div').each(function(){
alert( this.innerHTML )
})
</script>
</body>
</html>