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我有以下的JSON數組像這樣的字符串,如何從此JSON中提取數據?
String output = "[{\"Symbol\":\"AMZN\",\"Name\":\"Amazon.com Inc\",\"Exchange\":\"NASDAQ\"},{\"Symbol\":\"VXAZN\",\"Name\":\"CBOE Amazon VIX Index\",\"Exchange\":\"Market Data Express\"}]";
我想分析它,使一個字符串數組這樣,
array = {"AMZN Amazon.com Inc NASDAQ", "VXAZN CBOE Amazon VIX Index Market Data Express"};
我想出了下面的代碼解析串入使用json-simple-1.1.1.jar
庫JSON數組,
import org.json.simple.*;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
public class RESTclient {
public static void main(String[] args) {
String output = "[{\"Symbol\":\"AMZN\",\"Name\":\"Amazon.com Inc\",\"Exchange\":\"NASDAQ\"},{\"Symbol\":\"VXAZN\",\"Name\":\"CBOE Amazon VIX Index\",\"Exchange\":\"Market Data Express\"}]";
JSONParser parser = new JSONParser();
JSONArray jsonArray = null;
try {
jsonArray = (JSONArray) parser.parse(output);
} catch (ParseException e) {
e.printStackTrace();
}
System.out.println(jsonArray);
}
}
這給了我下面的OUTPUT,
[{"Name":"Amazon.com Inc","Exchange":"NASDAQ","Symbol":"AMZN"},{"Name":"CBOE Amazon VIX Index","Exchange":"Market Data Express","Symbol":"VXAZN"}]
現在在此之後,是有一種優雅的方式來實現我想要的輸出?