<select id="finds" style="width: 120px;float: left">
<option value="as">请选择查询类型</option>
<option value="type">按品牌查询</option>
<option value="name">按名称查询</option>
</select>
<input type="button" onclick="javascript:search1()" style="width: 132px;height: 25px;background-image: url('images/btn_search.jpg');border: none;">
<script type="text/javascript">
function search1(){
var a=document.getElementById("finds").Value;
alert(a);
}
</script>
alert 出来是 undefined 求解 分不够 可以加
<option value="as">请选择查询类型</option>
<option value="type">按品牌查询</option>
<option value="name">按名称查询</option>
</select>
<input type="button" onclick="javascript:search1()" style="width: 132px;height: 25px;background-image: url('images/btn_search.jpg');border: none;">
<script type="text/javascript">
function search1(){
var a=document.getElementById("finds").Value;
alert(a);
}
</script>
alert 出来是 undefined 求解 分不够 可以加
<option value="as">请选择查询类型</option>
<option value="type">按品牌查询</option>
<option value="name">按名称查询</option>
</select>
<input type="button" onclick="javascript:search1()" style="width: 132px;height: 25px;background-image: url('images/btn_search.jpg');border: none;">
<script type="text/javascript">
function search1(){
var a=document.getElementById("finds").value;
alert(a);
}
</script>value 要小写
<script type="text/javascript">
function search1(){
var a=document.getElementById("finds").Value;
alert(a);
}
</script>
var a=document.getElementById("finds").Value;
应该是value 不是大写