<form method="post" name="myFrom" action="">
<table width="102%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="30" bgcolor="#CCCCCC">
┏ ${jblx}用药记录 ┓
<input type="button" name="add" value="添加"
onClick="javascript:location.href='mxbGxy.do?method=queryGxyyy&treat=add&pid=110101040100000415&ytype=${jblx}'">
<input type="button" name="edit" value="修改" onclick="editt()">
</td>
<c:forEach var="gxyyy" items="${gxy}">
<tr
onmousedown="setPointer(this,1, 'click', '#F7F7F7', '#CCFFCC', '#FFCC99');"
onmouseover="setPointer(this, 1, 'over', '#F7F7F7', '#CCFFCC', '#FFCC99');"
onmouseout="setPointer(this, 1, 'out', '#F7F7F7', '#CCFFCC', '#FFCC99');"
bgcolor="#F7F7F7">
<td colspan="2" align="center">
<input type="radio" name="id" value="拿到">
</td>
<td align="center" bgcolor="#F7F7F7">
<a href="" target="_self">${gxyyy.personalId}</a>
</td>
</tr>
</c:forEach>
script language="javascript">
function editt(){
//document.write("进来了 ");
var ids=document.myFrom.id.value;
alert(document.myFrom.id.value); document.write("LLLLL "+ids);
</script>
运行后alert里报的总是undefined,但要是把单选钮放在forEach外面就可以拿到,我现在是要从action中拿到一组值然后随便选一条要进行修改
<table width="102%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="30" bgcolor="#CCCCCC">
┏ ${jblx}用药记录 ┓
<input type="button" name="add" value="添加"
onClick="javascript:location.href='mxbGxy.do?method=queryGxyyy&treat=add&pid=110101040100000415&ytype=${jblx}'">
<input type="button" name="edit" value="修改" onclick="editt()">
</td>
<c:forEach var="gxyyy" items="${gxy}">
<tr
onmousedown="setPointer(this,1, 'click', '#F7F7F7', '#CCFFCC', '#FFCC99');"
onmouseover="setPointer(this, 1, 'over', '#F7F7F7', '#CCFFCC', '#FFCC99');"
onmouseout="setPointer(this, 1, 'out', '#F7F7F7', '#CCFFCC', '#FFCC99');"
bgcolor="#F7F7F7">
<td colspan="2" align="center">
<input type="radio" name="id" value="拿到">
</td>
<td align="center" bgcolor="#F7F7F7">
<a href="" target="_self">${gxyyy.personalId}</a>
</td>
</tr>
</c:forEach>
script language="javascript">
function editt(){
//document.write("进来了 ");
var ids=document.myFrom.id.value;
alert(document.myFrom.id.value); document.write("LLLLL "+ids);
</script>
运行后alert里报的总是undefined,但要是把单选钮放在forEach外面就可以拿到,我现在是要从action中拿到一组值然后随便选一条要进行修改
var ids=document.myFrom.id;
alert(ids[0].value);
试试看?
if(typeof(id.value) == "undefined"){
//表示有多个radio,必须遍历才知道具体是哪个radio。
}
代码:
<script language="JavaScript" type="text/javascript">
var result;
function getRadioValue(){
var rv = document.myFrom.id;
if(typeof(rv.value)=="undefined"){
for(var i = 0; i<rv.length; i++){
if(rv[i].checked){
result = rv[i].value;
break;
}
}
}else{
result = rv.value;
}
alert(result);
}
</script>也就是说radio只有一个的时候,可以直接取值。有多个的时候不能直接取(直接取就是undefined),必须循环判断。