Tuples provide a type-safe way to specify multiple parameters.See: Description
| Class | Description | 
|---|---|
| Tuple2<T1,T2> | 
 A tuple that holds two non-null values. 
 | 
| Tuple3<T1,T2,T3> | 
 A tuple that holds three non-null values. 
 | 
| Tuple4<T1,T2,T3,T4> | 
 A tuple that holds four non-null values 
 | 
| Tuple5<T1,T2,T3,T4,T5> | 
 A tuple that holds five non-null values 
 | 
| Tuple6<T1,T2,T3,T4,T5,T6> | 
 A tuple that holds six values 
 | 
| Tuple7<T1,T2,T3,T4,T5,T6,T7> | 
 A tuple that holds seven non-null values 
 | 
| Tuple8<T1,T2,T3,T4,T5,T6,T7,T8> | 
 A tuple that holds eight values 
 | 
| Tuples | 
 A Tuples is an immutable  
Collection of objects, each of which can be of an arbitrary type. | 
Tuples provide a type-safe way to specify multiple parameters.