<body>
<form action="" method="post" name="form1">
用户名：<input name="user" type="text" value="username" size="20" /></br />
密 码 ：<input name="pwd" type="password" value="password" size=20 /> <br />
</form>
<form name="form2" action="" method="post">
<input name="sex" type="radio" value="女" checked="checked" />女
<input name="sex" type="radio" value="男" />男<br />
<input name="where1" type="checkbox" value="北京" checked="checked" />北京
<input name="where2" type="checkbox" value="上海" />上海
<input name="where3" type="checkbox" value="太原" />太原<br />
<input name="submit" type="submit" value="提交" />
<input name="reset" type="reset" value="重置" />
</form>
<script language="javascript">
for(var i=0;i<document.forms.length;i++)
{
document.write(document.forms[i].name);
for(var j=0;j<document.forms[i].length;j++);
{
document.write(document.forms[i].elements[j].value);
}
}
</script>
</body>
</html>
<form action="" method="post" name="form1">
用户名：<input name="user" type="text" value="username" size="20" /></br />
密 码 ：<input name="pwd" type="password" value="password" size=20 /> <br />
</form>
<form name="form2" action="" method="post">
<input name="sex" type="radio" value="女" checked="checked" />女
<input name="sex" type="radio" value="男" />男<br />
<input name="where1" type="checkbox" value="北京" checked="checked" />北京
<input name="where2" type="checkbox" value="上海" />上海
<input name="where3" type="checkbox" value="太原" />太原<br />
<input name="submit" type="submit" value="提交" />
<input name="reset" type="reset" value="重置" />
</form>
<script language="javascript">
for(var i=0;i<document.forms.length;i++)
{
document.write(document.forms[i].name);
for(var j=0;j<document.forms[i].length;j++);
{
document.write(document.forms[i].elements[j].value);
}
}
</script>
</body>
</html>
for(var i=0;i<document.forms.length;i++)
{
document.write(document.forms[i].name);
for(var j=0; j < document.forms[i].elements.length;j++) //这里不应该有分号
{
alert(i+"---"+j);
document.write(document.forms[i].elements[j].value);
}
}
</script>
还有取表单内文本框对象，直接用getElementsByTagName("input")就可以了，没必要循环几层
的提示我又有了一种新的了解,谢谢你门