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YoucreateaMicrosoftASP.NETapplicationbyusingtheMicrosoft.NETFrameworkversion3.5.YouaddaTextBoxcontrolnamedTextBox1.Youwritethefollowingcodesegmentforvalidation.protectedvoidCustomValidator1_ServerValidate(objectsource,ServerValidateEventArgsargs){DateTime
题目
YoucreateaMicrosoftASP.NETapplicationbyusingtheMicrosoft.NETFrameworkversion3.5.YouaddaTextBoxcontrolnamedTextBox1.Youwritethefollowingcodesegmentforvalidation.protectedvoidCustomValidator1_ServerValidate(objectsource,ServerValidateEventArgsargs){DateTimedt=String.IsNullOrEmpty(args.Value)DateTime.Now:Convert.ToDateTime(args.Value);args.IsValid=(DateTime.Now-dt).Days<10;}YouneedtovalidatethevalueofTextBox1.WhichcodefragmentshouldyouaddtotheWebpage?（）
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