'宣言 Public ReadOnly Property Item As ExpirationDefinition
'使用法 Dim instance As GetCacheOptionsCompletedEventArgs Dim value As ExpirationDefinition value = instance.Item
public ExpirationDefinition Item {get;}
'宣言 Public ReadOnly Property Item As ExpirationDefinition
'使用法 Dim instance As GetCacheOptionsCompletedEventArgs Dim value As ExpirationDefinition value = instance.Item
public ExpirationDefinition Item {get;}