You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You plan to add a custom parameter in the SqlDataSource control. English Chinese Japan Korean - 56 - Test Information Co.， Ltd. All rights reserved. You write the following code fragment. You write the following code segment to create a custom parameter class. public class DayParameter ： Parameter { } You need to ensure that the custom parameter returns the current date and time. Which code segment should you add to the DayParameter class？（）
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