c#泛型学习(二)_C#教程

35 {

36 public void Test()

37 {

38

39 MyClass1 obj = new MyClass1();

40 int number = obj.MyMethod<int>();

41 }

42 }

43 #endregion

44

45 泛型方法约束#region 泛型方法约束

46 public class Class32

47 {

48 public T MyMethod<T>(T t) where T : IComparable<T>

49 { return default(T); }

50 }

51 #endregion

52

53 泛型虚拟方法#region 泛型虚拟方法

54 public class BaseClass33

55 {

56 public virtual void SomeMethod<T>(T t)

57 { }

58 }

59 public class SubClass33 : BaseClass33

60 {

61 public override void SomeMethod<T>(T t)

62 {

63 base.SomeMethod<T>(t);

64 }

65 }

66

67 public class BaseClass34

68 {

69 public virtual void SomeMethod<T>(T t) where T : new()

70 { }

71 }

72 public class SubClass34 : BaseClass34

73 {

74 public override void SomeMethod<T>(T t)// where T : IComparable<T>

75 { }

76 }

77

78 public class BaseClass35

79 {

80 public virtual void SomeMethod<T>(T t)

81 { }

82 }

83 public class SubClass35 : BaseClass35

84 {

85 public override void SomeMethod<T>(T t)

86 {

87 base.SomeMethod<T>(t);

88 base.SomeMethod(t);

89 }