'宣言 Public MustOverride Function validate( _ ByVal value As T, _ ByVal propName As String, _ ByVal instance As Object _ ) As T
'宣言
Public MustOverride Function validate( _ ByVal value As T, _ ByVal propName As String, _ ByVal instance As Object _ ) As T
public abstract T validate( T value, string propName, object instance )
_BaseValidator<T> クラス _BaseValidator<T> メンバ