Function4<A, B, C, D, R> typedef
Function4<A, B, C, D, R> =
R Function(A a, B b, C c, D d)
Implementation
typedef Function4<A, B, C, D, R> = R Function(A a, B b, C c, D d);
typedef Function4<A, B, C, D, R> = R Function(A a, B b, C c, D d);