Ensures that T, which is a the nested type of the type of the ith member of S (i.e. S.tupleof[i]), is a value type; that is, it contains no references.
an aggregate type (usually a struct), for the message
the index of the aggregate member to check, for the message
the type that is expected to be a value type
See Implementation
Ensures that T, which is a the nested type of the type of the ith member of S (i.e. S.tupleof[i]), is a value type; that is, it contains no references.