C# (CSharp) Factory1.If示例

示例#1

 public IPair <S1, S2> If(IPair <E1, E2> toEval, IPair <S1, S2> ifTrue)
 {
     return(new Pair <S1, S2>(Factory1.If(toEval.Item1, ifTrue.Item1), Factory2.If(toEval.Item2, ifTrue.Item2)));
 }