Provides the System.ValueTuple structs, which implement the underlying types for tuples in C# and Visual Basic.
Commonly Used Types:
System.ValueTuple
System.ValueTuple<T1>
System.ValueTuple<T1, T2>
System.ValueTuple<T1, T2, T3>
System.ValueTuple<T1, T2, T3, T4>
System.ValueTuple<T1, T2, T3, T4,...
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