html:
```
<button type="submit" class="btn btn-success" id="" name="" onclick="search()"><i class="Hui-iconfont"></i> 导出订单</button>
```
js:
```
function search(id){
var datemax=$('#datemax').val();
var datemin=$('#datemin').val();
var audit=$("#audit option:selected").val(); //获取选中的项
var order_audit=$("#order_audit option:selected").val();
// if(datemin==""||datemax==""){
// layer.alert('请选择完整时间范围');
// return false;
// }
var url="<?php echo site_url('order/out_account_list?') ?>"+'&datemin='+datemin+'&datemax='+datemax+'&audit='+audit+'&order_audit='+order_audit;
location.href=url;
}
```
