标签：void cti key doget inner 响应 back highlight val
public class ServletJSON extends HttpServlet { @Override public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("UTF-8"); response.setCharacterEncoding("UTF-8"); JSONObject jsonObject=new JSONObject(); jsonObject.put("company", "新东方"); jsonObject.put("address", "北京"); int[] deptnos=new int[]{10,20,30}; String[] dnames=new String[]{"市场部","组织部","文艺部"}; JSONArray array=new JSONArray(); for(int i=0;i<deptnos.length;i++){ JSONObject j=new JSONObject(); j.put("deptno", deptnos[i]); j.put("dname",dnames[i]); array.add(j); } jsonObject.put("depts",array); response.getWriter().print(jsonObject);//将数据存入json以文本形式传送 } }
window.onload=function(){
loadJsonData();
}
var xmlHttpRequest;
function loadJsonData(){
xmlHttpRequest=new XMLHttpRequest();//创建对象
xmlHttpRequest.open("post","ServletJson/list");//设置请求方式和路径
xmlHttpRequest.send(null); //传输的参数
xmlHttpRequest.onreadystatechange=function(){//回调函数
if(xmlHttpRequest.readyState==4 && xmlHttpRequest.status==200){//正常响应
var obj=eval("("+xmlHttpRequest.responseText+")");//将文本转换为json数据
document.getElementById("companyDiv").innerHTML=obj.company;//json对象.key
document.getElementById("addressDiv").innerHTML=obj.address;
var selectObj=document.getElementById("depts");
for(var i=0;i<obj.depts.length;i++){//obj.depts:数组
var optionElt=document.createElement("option");
optionElt.setAttribute("value",obj.depts[i].deptno);//设置option元素的属性
optionElt.appendChild(document.createTextNode(obj.depts[i].dname));//追加文本节点
selectObj.appendChild(optionElt);
}
}
}
}
标签：void cti key doget inner 响应 back highlight val
原文地址：http://www.cnblogs.com/yuefeng123/p/7727048.html
