不多bb,直接上代码
html代码:
<li><span>所属类别</span>
<select id="cate" name="categoryid">
<s:iterator value="#session.cateList" var="category"status="stat">
<option name="category" value="${id }">${name }</option>
</s:iterator>
</select>
</li>
<li><span>所有者</span>
<select id="user" name="userid">
<s:iterator value="#session.vipList" var="user"status="stat">
<option name="vip" value="${id }">${username }</option>
</s:iterator>
</select>
</li>
js代码:
var cateSelected = "${categoryid}";
var vipSelected = "${userid}";//表示赢选中人的id,从后台传递到页面
var cat = document.getElementsByName("category");
var vip = document.getElementsByName("vip");//html代码中所有的option
for(var i=0;i<cat.length;i++){
if(cat[i].value == cateSelected){
cat[i].selected = true;
}
}
for(var i=0;i<vip.length;i++){
if(vip[i].value == vipSelected){
vip[i].selected = true;
}
}