/C#/C# datareader already open visual studio mysql

C# datareader already open visual studio mysql

// Always, always, always put disposable objects inside of using statements:
using (Connection c = ...)
{
    using (DataReader dr = ...)
    {
        //Work with dr in here.
    }
}
//Now the connection and reader have been closed and disposed.

Source: stackoverflow.com

Similar codes

8 votes241 views2 answers
Asp.net core get request ip address
C#
112 votes284 views7 answers
Object length javascript
C#
0 vote279 views1 answer
Gridview column cell alignment form c#
C#
1 vote254 views1 answer
C# add time to datetime
C#
1 vote230 views1 answer
How c# connection
C#
0 vote251 views1 answer
How to get point of collision in unity
C#Unity
0 vote228 views1 answer
C# fieldnullexception
C#
1 vote257 views2 answers
C# set cursor pos
C#
5 votes257 views2 answers
Unity hide in inspector
C#Unity
2 votes233 views1 answer
If cluse in class in vue
C#