ajax
ajax后台的集中处理方法:
jquery方法:
function doDel(){
$.ajax({
type: "POST",
url: "<%=root%>/transfer_doDeleBankInfo,
success : function(data) {//将数据写入页面
alert(data);
}
});
}方法一:
public String doDeleBankInfo(){//ajax
HttpServletResponse res = ServletActionContext.getResponse();
res.reset();
res.setContentType("text/html;charset=utf-8");
PrintWriter pw;
try {
pw = res.getWriter();
int num=;//处理逻辑
String json = JSONArray.fromObject(num).toString();//返回值
pw.print(json);
pw.flush();
pw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}方法二:
public String doJudge(){
JSONObject json = new JSONObject();
String card=tWealTransferService.doJudge(cardNo);
if(null==card||"".equals(card)){
json.put("flag",1);
}else{
json.put("flag",2);
}
ResponseHandler.resWithJson(ServletActionContext.getResponse(),
json.toString());
return null;
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