<div class="form-group"><label class="col-sm-3 control-label" for="onecity"> 地区分类<span class="text-danger">*</span></label><div class="col-sm-2"><select class="form-control"  id="onecity" name="onecity" onchange="city()"><option value="">请选择一级地区</option>{loop $one $v}<option value="{$v['id']}">{$v['name']}</option>{/loop}</select></div><!-- 二级城市 --><div class="col-sm-2" id="ss"></div><!-- 三级城市 --><div class="col-sm-2" id="ss2"></div><div class="col-sm-2" id="ss3"></div><script text="text/javascript">function city(){var one=$("#onecity").val();$.ajax({type: "POST",url: "/index.php?do=pubh***_third&id=19&step=step1_third&fc=1&one="+one,success: function(msg){$("#ss").empty();$("#ss").append(msg);}});    }</script><script text="text/javascript">function city2(){var two=$("#twocity").val();$.ajax({type: "POST",url: "/index.php?do=pubh***_third&id=19&step=step1_third&fc=2&two="+two,success: function(msg){$("#ss2").empty();$("#ss2").append(msg);}});    }</script><script text="text/javascript">function city3(){var three=$("#threecity").val();$.ajax({type: "POST",dataType: 'json',url: "/index.php?do=pubh***_third&id=19&step=step1_third&fc=3&three="+three,success: function(res){$("#ss3").empty();if(res.data!='error'){$("#ss3").append(res.data);}}});    }</script></div>

        //1、首先将省级单位给输出到页面 -- 1225$one=db_factory::get_table_data("*",'w***_district','upid=0');//2、ajax动态判断传过来的pid（省），获取市级单位，并动态输出<select><option>数据htmlif($_R[fc]==1){if($_R['one']){$msg=db_factory::get_table_data("*","w***_district","upid=".$_R['one']);}$dis='<select class="form-control" name="twocity"  id="twocity" οnchange="city2();choose_village();"><option value="">请选择二级地区</option>';foreach($msg as $v){$dis.='<option  value="'.$v[id].'">'.$v[name].'</option>';}$dis.='</select>';echo $dis;die;}if($_R[fc]==2){if($_R['two']){$msg=db_factory::get_table_data("*","w***_district","upid=".$_R['two']);}$dis='<select class="form-control" name="threecity" id="threecity" οnchange="city3();"><option value="">请选择三级地区</option>';foreach($msg as $v){$dis.='<option value="'.$v[id].'">'.$v[name].'</option>';}$dis.='</select>';echo $dis;die;}if($_R[fc]==3){if($_R['three']){$msg=db_factory::get_table_data("*","wi***_district","upid=".$_R['three']);}/* 四级单位有可能没有的，比如直辖市、自治州 */if($msg){$dis='<select class="form-control" name="fourcity"  id="fourcity" ><option value="">请选择四级地区</option>';foreach($msg as $v){$dis.='<option value="'.$v[id].'">'.$v[name].'</option>';}$dis.='</select>';kekezu::echojson("",1,$dis);//echo $dis;die;}else{kekezu::echojson("",2,'error');//参数依次msg、status、datadie ();}}