ios排序

NSMutableArray *temparry = [[DBManagershared].dbOtherDBGetOneDayByTime:[selfgetCurrentTimeStamp]];

    [temparry sortUsingFunction:sortAscending1context:self];

//NSInteger sortAscending1(id obj1, id obj2, void *context)

//{

//    MyOneDayPerTimeBean * value1 = (MyOneDayPerTimeBean *)obj1;

//    MyOneDayPerTimeBean * value2 = (MyOneDayPerTimeBean *)obj2;

//    double v1 = [value1.part_start floatValue];

//    double v2 = [value2.part_start floatValue];

//    

//    if (v1 > v2)

//    {

//       return NSOrderedAscending;  

//    }

//    else  if (v1 == v2)

//    {

//        return NSOrderedSame;

//    }

//    else

//    {

//        return NSOrderedDescending;

//    }

//}