how to calculate time from time and end time in hour

Question

Hello Sir I have two dropdown list box. dropdownlist1 is for start time and dropdown list 2 is for end time. Exa... Suppose Dropdown list1 select 8:00 AM and dropdown list2 8:30 AM I want to calculate time in hour and store in control also store in database This is for timesheet. Help me..

Jithil John · Answer

DateTime t1 = Convert.ToDateTime(textBox1.Text); DateTime t2 = Convert.ToDateTime(textBox2.Text); TimeSpan ts = t1.Subtract(t2);

Jithil John · Answer

TimeSpan duration = new TimeSpan(endtime.Ticks - startTime.Ticks);

Jithil John · Answer

string startTime = 7:00 AM; string endTime = 2:00 PM; TimeSpan duration = DateTime.Parse(endTime).Subtract(DateTime.Parse(startTime));