问题描述
使用Csharp在asp.ent中使用下拉列表进行日期验证。
StartDate的声明如下
Date Validation using dropdownlist in asp.ent using Csharp.
Declartion as follows for StartDate
DateTime Batchstartdate;
String startdate;
startdate = this.dropdownlist1.Text.ToString().Trim() + "-" + this.dropdownlist2.Text.ToString().Trim() + "-" + this.dropdownlist3.Text.ToString().Trim();
Batchstartdate = Convert.ToDateTime(startdate.ToString());
EndDate声明如下
Declartion as follows for EndDate
String EndDate;
DateTime BatchEndDate ;
startdate = this.dropdownlist4.Text.ToString().Trim() + "-" + this.dropdownlist5.Text.ToString().Trim() + "-" + this.dropdownlist6.Text.ToString().Trim();
BatchEndDate = Convert.ToDateTime(EndDate.ToString());
开始日期(dropdownlist1)月份(dropdownlist2)年份(dropdownlist3)
EndDate日期(dropdownlist4)月份(dropdownlist5)年份(dropdownlist6)
i想验证结束日期不小于开始日期
我怎样才能在asp.net中验证csharp。
例如开始日期12 3 1996
结束日期10 3 1996
那个时候我想验证结束日期不小于开始日期。
如何使用csharp在asp.net中验证上面的下拉列表。
问候,
narasiman P.
StartDate Date(dropdownlist1) Month(dropdownlist2) Year(dropdownlist3)
EndDate Date(dropdownlist4) Month(dropdownlist5) Year(dropdownlist6)
i want to validate End date is not lesser than the start date
for that how can i validate in asp.net using csharp.
for example in start date 12 3 1996
End date 10 3 1996
That time i want to validate End date is not lesser than the start date.
how can i validate the above dropdownlist in asp.net using csharp.
Regards,
narasiman P.
推荐答案
if (BatchEndDate < Batchstartdate)
{
MessageBox.Show("Invalid date is selected!");
return;
}
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