jQuery选择器使用

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 <select id="edit_channelId" name="" class="pdr-0 c-select" validInput="validInput" nullmsg="nullmsg" noInput="noInput">
             <#list channelVOLst as channelVO>
                      <option value="${channelVO.channelId}">${channelVO.channelName}</option>
             </#list>
</select>
//选择器所选值获取 
roleVO.channelId = $('#edit_channelId option:selected').val();     
//选择器初始赋值 $('#edit_channelId').attr('value','modifyRoleVO.channelId');