public static int Five(abc a)
{
a.b = 3;
try
{
return(a.b);
}
catch (Exception e)
{
throw;
}
finally
{
a.b = 4;
Console.WriteLine("finally结束了");
}
}
public static void Three()
{
var a = new abc();
Console.WriteLine($"第三题答案：a:{a.a} b:{a.b} c:{a.c} d:{a.d} e:{a.e}");
}
public static void Four()
{
var a = new abc();
Console.WriteLine($"第四题答案：A");
}
