NSArray *arr = @[@{@"amount":@"11090",@"date":@"2018-07-12 19:53:45",@"name":@"y"},
?? ? ? ? ? ? ? ? ? ? @{@"amount":@"1980",@"date":@"2019-07-12 19:53:45",@"name":@"d"},
?? ? ? ? ? ? ? ? ? ? @{@"amount":@"11087",@"date":@"2020-07-12 19:53:45",@"name":@"g"},
?? ? ? ? ? ? ? ? ? ? @{@"amount":@"11095",@"date":@"2020-07-18 19:53:45",@"name":@"c"},
?? ? ? ? ? ? ? ? ? ? @{@"amount":@"77",@"date":@"2018-07-12 19:53:46",@"name":@"a"}];
? ? NSArray *arrNmaeDesc = [NSArray arrayWithObject:[NSSortDescriptor sortDescriptorWithKey:@"name" ascending:YES]];
? ? NSArray *arrDateDesc = [NSArray arrayWithObject:[NSSortDescriptor sortDescriptorWithKey:@"date" ascending:YES]];
? ? NSArray *arrAmountDesc = [NSArray arrayWithObject:[NSSortDescriptor sortDescriptorWithKey:@"amount" ascending:YES]];
? ? NSArray*arrNmae = [arrsortedArrayUsingDescriptors:arrNmaeDesc];
? ? NSArray*arrDate = [arrsortedArrayUsingDescriptors:arrDateDesc];
? ? NSArray*arrAmount = [arrsortedArrayUsingDescriptors:arrAmountDesc];
