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getElementById一例
时间：[2008-12-12 14:12:07] 作者：请作者尽快与我们联系。
<html>
<head>
<title>fish</title>
<script language="javascript">
function get(){
var xx=document.getElementById("bbb")
alert("标记名称："+xx.value);
}
function get1()
{
var len = document.aa.bbb.length;
alert(len);
for(var i=1;i<=len;i++)
{
//document.getElementById('bbb'+i).style.disabled=ture;
}
for(i=0;i<document.aa.bbb.length;i++)
{
document.aa.bbb[i].disabled=true;
}
}
function getElementName(){
var ele = document.getElementsByName("happy");
alert("无素为happy的个数：" + ele.length);
}
</script></head>
<body>
<h2 id="bbs">获取文件指定的元素</h2>
<hr>
<form name=aa>
<input type="button" onclick="get()" value="获取标题标记">
<input type="button" onclick="get1()" value="获取标题标记1">
<input type="radio" ID="bbb" value="click1">
<input type="radio" ID="bbb" value="click2">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
</form>
</body>
</html>
<script language=javascript>
function check()
{
var tables=document.getElementById('bbb');
alert(tables['1'].value);
alert(tables['0'].value);
/*for (var t = 0; t < tables.length; t++)
{
alert(tables[t].value);
}*/
}
</script>
<html>
<table border='0' cellpadding='0' cellspacing='0' width='100%' background='images/stab-bgdark.gif'>
<tr height='24'>
<td width='4'><img src='images/clearpixel.gif' width='4' height='24'></td>
<td width='600' align='center'>
<form id=aa action=?>
<input type=radio id=bbb name=bbb value=1>radio1
<input type=radio id=bbb name=bbb value=2>radio2
<input type=button value=submit onclick="check();">
</form>
</td></tr>
</table>
</html>
<head>
<title>fish</title>
<script language="javascript">
function get(){
var xx=document.getElementById("bbb")
alert("标记名称："+xx.value);
}
function get1()
{
var len = document.aa.bbb.length;
alert(len);
for(var i=1;i<=len;i++)
{
//document.getElementById('bbb'+i).style.disabled=ture;
}
for(i=0;i<document.aa.bbb.length;i++)
{
document.aa.bbb[i].disabled=true;
}
}
function getElementName(){
var ele = document.getElementsByName("happy");
alert("无素为happy的个数：" + ele.length);
}
</script></head>
<body>
<h2 id="bbs">获取文件指定的元素</h2>
<hr>
<form name=aa>
<input type="button" onclick="get()" value="获取标题标记">
<input type="button" onclick="get1()" value="获取标题标记1">
<input type="radio" ID="bbb" value="click1">
<input type="radio" ID="bbb" value="click2">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
<input type="button" name="happy" onclick="getElementName()" value="click ">
</form>
</body>
</html>
<script language=javascript>
function check()
{
var tables=document.getElementById('bbb');
alert(tables['1'].value);
alert(tables['0'].value);
/*for (var t = 0; t < tables.length; t++)
{
alert(tables[t].value);
}*/
}
</script>
<html>
<table border='0' cellpadding='0' cellspacing='0' width='100%' background='images/stab-bgdark.gif'>
<tr height='24'>
<td width='4'><img src='images/clearpixel.gif' width='4' height='24'></td>
<td width='600' align='center'>
<form id=aa action=?>
<input type=radio id=bbb name=bbb value=1>radio1
<input type=radio id=bbb name=bbb value=2>radio2
<input type=button value=submit onclick="check();">
</form>
</td></tr>
</table>
</html>
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