java, listmap2json, fastjson
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.alibaba.fastjson.JSON;
public class ListMap2Json {
/**
* @param Lavender
*/
public static void main(String[] args) {
/* Map<String,String> map1 = new HashMap<String,String>();
Map<String,String> map2 = new HashMap<String,String>();
Map<String,String> map3 = new HashMap<String,String>();
List<Map<String,String>> list = new ArrayList<Map<String,String>>();
map1.put("name","小明");
map1.put("age","23");
map1.put("sex","男");
list.add(map1);
map2.put("name","小王");
map2.put("age","24");
map2.put("sex","女");
list.add(map2);
map3.put("name","小张");
map3.put("age","22");
map3.put("sex","男");
list.add(map3);
// String jsonStr = JSONArray.fromObject(list).toString();
String jsonStr = JSON.toJSONString(list);
System.out.println(jsonStr);*/
// List<HashMap<String, String>> listMap = new ArrayList<HashMap<String, String>>();
List listMap = new ArrayList<Map<String, String>>();
String jsonText = "[{\"age\":16,\"id\":\"P001\",\"name\":\"TOM\"},{\"age\":21,\"id\":\"P002\",\"name\":\"JACKSON\"},{\"age\":20,\"id\":\"P003\",\"name\":\"MARTIN\"}]";
String jsonStr = "[{\"age\":\"23\",\"name\":\"小cn\",\"sex\":\"男\"},{\"age\":\"24\",\"name\":\"小王\",\"sex\":\"女\"},{\"age\":\"22\",\"name\":\"小张\",\"sex\":\"男\"}]";
listMap = JSON.parseObject(jsonStr, List.class);
System.out.println(JSON.toJSONString(listMap));
}
}