How to subtract 2 UTC dates in C#

Question

In my website i store User Visit `DateTime` information in sql server using date data Type. for that i used `UtcNow` in `C#` . ``` visit_date = System.DateTime.UtcNow ``` Now i want get the hours difference if same user visiting in my website so how can i subtract 2 UTC dates .I am using following way to get the diff in hour but it gives wrong hours difference. ``` TimeSpan timeDiff = System.DateTime.UtcNow.Subtract((DateTime)_Last_View.visit_date); ```

Accepted Answer

Try to get the Hours using the TotalHours on the resulting Timespan like:

```
TimeSpan interval = date2.Subtract(date1);
double Hours = interval.TotalHours;
```

How to subtract 2 UTC dates in C#

Solution

Problem