本文實例講述了Android編程解析Json格式數據的方法。分享給大家供大家參考，具體如下：
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
package com.practice.json;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;import android.app.Activity;import android.os.Bundle;import android.util.Log;public class JsonDemo extends Activity { /* * 解析JSON的例子，str保存的是JSON代碼，解析后的數據在LogCat里輸出 */ String TAG = "Json message"; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); detectJSON(); } private void detectJSON() { String str = "{"+ "\"日期\" : \"2011-06-06\","+ //Like 是 JSONObject "\"Like\" : {"+ "\"Name\" : \"加內特\","+ "\"Height\" : \"2.11cm\","+ "\"Age\" : 35"+ "},"+ //LikeList 就是一個 JSONObject "\"LikeList\":" + "{\"List\": " + "["+ //這里也是JSONObject "{"+ "\"Name\" : \"Rose\","+ "\"Height\" : \"190cm\","+ "\"Age\" : 23"+ "},"+ //這里也是JSONObject "{"+ "\"Name\" : \"科比\","+ "\"Height\" : \"198cm\","+ "\"Age\" : 33"+ "}"+ "]"+ "}"+ "}"; try { JSONObject dataJson = new JSONObject(str); Log.d(TAG, dataJson.getString("日期")); JSONObject nbaJson = dataJson.getJSONObject("Like"); Log.d(TAG, nbaJson.getString("Name")); Log.d(TAG, nbaJson.getString("Height")); Log.d(TAG, nbaJson.get("Age").toString()); JSONObject listJson = dataJson.getJSONObject("LikeList"); JSONArray arrayJson = listJson.getJSONArray("List"); for(int i=0;i<arrayJson.length();i++) { JSONObject tempJson = arrayJson.optJSONObject(i); Log.d(TAG, tempJson.getString("Name")); Log.d(TAG, tempJson.getString("Height")); Log.d(TAG, tempJson.getString("Age").toString()); } } catch (JSONException e) { System.out.println("Something wrong..."); e.printStackTrace(); } }} |
希望本文所述對大家Android程序設計有所幫助。
