Tuesday, November 15, 2011

Sorting an Array and ArrayList in Android

 Sorting an ArrayList  in Android 
in this method for sorting names or contact list in alphabetical order

ArrayList<User> res = new ArrayList<User>();
res.add(…);
res.add(…);
Comparator<User> comperator = new Comparator<User>() {
@Override
public int compare(User object1, User object2) {
return object1.name.compareToIgnoreCase(object2.name);
}
};
Collections.sort(res, comperator);


Sorting an Array in Android


User[] res = new User[];
res.add(…);
res.add(…);
Comparator<User> comperator = new Comparator<User>() {
@Override
public int compare(User object1, User object2) {
return object1.name.compareToIgnoreCase(object2.name);
}
};
Array.sort(res, comperator);

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