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1.json：

response.setContentType("plain/text,cahrsset=utf-8");StringBuffer sb=new StringBuffer();sb.append("{\"channels\":[");try {while(rs.next()){sb.append("{\"id\":"+rs.getString("id")+",");sb.append("\"name\":\""+rs.getString("name")+"\"}");if(rs.next()){sb.append(",");rs.previous();}}} catch (SQLException e) {// TODO Auto-generated catch blocke.printStackTrace();}sb.append("]}");System.out.print(sb.toString());

js:

eval("var obj="+str);//String转换成json

js:

var op=$("<option></option>");//新建op.attr("value",id);op.text="123";$("#sup").append(op);//添加

xml:

import org.dom4j.Document;import org.dom4j.DocumentHelper;import org.dom4j.Element;Document doc=DocumentHelper.createDocument();Element rootElt=doc.addElement("select");try {while(rs.next()){Element opElt=rootElt.addElement("option");opElt.addAttribute("value", rs.getString("id"));opElt.addText(rs.getString("name"));}} catch (SQLException e) {// TODO Auto-generated catch blocke.printStackTrace();}String xmlStr=doc.asXML();System.out.println(xmlStr);

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