public static void main(String[] args) {
  String[] arr =  {"nba","abc","cba","zz","qq","haha"};
  for(int i = 0; i < arr.length-1; i++){
   for(int j = i + 1; j < arr.length; j++){
    if(arr[i].compareTo(arr[j]) > 0 ){
     String temp = arr[i];
     arr[i] = arr[j];
     arr[j] = temp;
    }
    }
   }
  System.out.print("[");
  for(int i = 0; i < arr.length; i++){   
   if(i != arr.length -1 ){
    System.out.print(arr[i] + ", ");
   }else{
    System.out.print(arr[i] + "]");
   }
   }
}

下载下看看，好东西，顶一下