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Android - Java / ถ้าจะดึงข้อมูลที่อยู่ใน Array มาใช้ต้องทำยังไงครับ |
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คือผมอยากจะดึงค่าที่ได้จะการ Query แล้วเก็บไว้ใน ArrayList มาใช้ ต้องทำยังไงครับ
Code
try {
JSONArray data = new JSONArray(getJSONUrl(url));
final ArrayList<HashMap<String, String>> MyArrList = new ArrayList<HashMap<String, String>>();
HashMap<String, String> map;
for(int i = 0; i < data.length(); i++){
JSONObject c = data.getJSONObject(i);
map = new HashMap<String, String>();
map.put("id", c.getString("poi_id"));
map.put("name", c.getString("poi_name"));
map.put("latitude", c.getString("poi_latitude"));
map.put("longitude", c.getString("poi_longitude"));
MyArrList.add(map);
}
แล้วนำค่า latitude, longitude, name มาใส่ในสีแดง
Code
mMap.addMarker(new MarkerOptions().position(
new LatLng(Double.toString(latitude), Double.toString(longitude)))
.title(name));
Tag : Mobile, MySQL, Android, JAVA
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Date :
2014-03-10 10:23:42 |
By :
gungsakab |
View :
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Reply :
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Code (Android-Java)
String latitude = MyArrList.get(position).get("latitude").toString();
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Date :
2014-03-10 19:29:22 |
By :
tutordroid.com |
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ขอบคุณครับ ได้แล้วครับ
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Date :
2014-03-11 01:01:29 |
By :
gungsakab |
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