checkbox为空

概述<view:qrytr> <view:qrytd width="15%" heightshow="true">请选择执法范围：</view:qrytd> <view:qrytd width="35%" colspan="3"> <s:checkboxlist name="map.ZFFWDM" list="#request.jcryMap" value="#request.depzf" id="z <vIEw:qrytr> <vIEw:qrytd wIDth="15%" heightshow="true">请选择执法范围：</vIEw:qrytd> <vIEw:qrytd wIDth="35%" colspan="3"> <s:checkBoxList name="map.ZFFWDM" List="#request.jcryMap" value="#request.depzf" ID="zffwdm"></s:checkBoxList> </vIEw:qrytd> </vIEw:qrytr>   function check(){ if(!$("#form1").checkForm()) { return false; }   var ryList=‘‘; var qxs = document.frames("jcry").document.getElementsByname("qx"); for(var i=0;i<qxs.length;i++){ if(qxs[i].checked){ ryList+=qxs[i].value+","; } } if(ryList == ‘‘ || ryList == null){ alert("请至少选择一名执法人员！"); return false; } var zffwList=‘‘; var zffw = document.getElementsByname("map.ZFFWDM"); for(var i=0;i<zffw.length;i++){ if(zffw[i].checked){ zffwList+=zffw[i].value+","; } } if(zffwList == ‘‘|| zffwList == null){ alert("请至少选择一项执法范围！"); return false; }   var url="<%=webapp%>/jcrygl/jcryglAction!insert.dHTML?ryIDs="+ryList; $.AJAX({ url:url, type: ‘post‘, async: true, data:$("#form1").serialize(), complete: function(request,status) { var txt = request.responseText; if("true" == txt) { window.location.href="<%=webapp%>/jcrygl/jcryglAction!List.dHTML?firstFlag=clear"; } else { alert("提示: *** 作失败"); return false; } } }); }    JAVA后台 public String insert() throws Exception { String ryIDs=super.getRequestParameter("ryIDs"); String IDs []=ryIDs.split(","); String zffwdm=map.get("ZFFWDM").trim(); String zffwmc=""; String zffwdmnew=""; if(!"".equals(zffwdm)&&zffwdm!=null){ String zffwdms [] =zffwdm.split(","); for(String zffw:zffwdms){ zffwmc+=StandardCodetable.getname("jcryzffw",zffw.trim())+","; zffwdmnew+=zffw.trim()+","; } } for(String ID:IDs){ Map<String,String> mapUser = new HashMap<String,String>(); mapUser.put("userID",ID); mapUser.put("zffwdm",zffwdmnew); mapUser.put("zffwmc",zffwmc.substring(0,zffwmc.length()-1)); jcryglService.insertJcryglDTO(mapUser); } super.renderText("true"); return null; } 总结

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