array

//stringnya TAG_GROUP_NAME = ["2","3"]
String groupName = obj.getString(TAG_GROUP_NAME);

String[] array = groupsendto.split(",");
int jumlah = array.length;
 String jumlahGroupSend = Integer.toString(jumlah);
System.out.println("get index pertama " + array[0]);
 //hasil get index pertama ["2