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<script type="text/javascript">
$(function(){
$("#_but").click(function(){
var checks = $("input[name='knowFrom']:checked");
$.each(checks,function(){
alert($(this).parent().text());
})
});
});
</script>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>Untitled Document</title>
<script language="JavaScript" src="js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#_but").click(function(){
var checks = $("input[name='knowFrom']:checked");
$.each(checks,function(idx,obj){
alert($(obj).parent("td").text());
})
});
});
</script>
</head>
<body>
<table>
<tr>
<td><input name="knowFrom" type="checkbox" value="1" />TV11</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="2" />TV2</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="3" />TV321</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="4" />TV4000</td>
</tr>
</table>
<input type="button" name="but" id="_but" value="取text">
</body>
</html>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>Untitled Document</title>
<script language="JavaScript" src="js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#_but").click(function(){
$("input[name='knowFrom'][checked]").each(function(){
alert($(this).parent().text());
});
});
});
</script>
</head>
<body>
<table>
<tr>
<td><input name="knowFrom" type="checkbox" value="1" />TV11</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="2" />TV2</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="3" />TV321</td>
</tr>
<tr>
<td><input name="knowFrom" type="checkbox" value="4" />TV4000</td>
</tr>
</table>
<input type="button" name="but" id="_but" value="取text">
</body>
</html>
$("input[type='checkbox']).each(function(i){
$(this).innerHTML
})
<td><input name="knowFrom" type="checkbox" value="" /> TV</td>
function getSelectedText(name) {
// if (2>1) return "";
var value = "";
$(":input[name='"+name+"']").filter("[checked=true]").each(function() {
var $obj=this;
if (this.checked) {
if (value == "") value += $obj.siblings().text();
else value += "-" + $obj.siblings().text();
}
});
return value;
}