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I have a listbox which has a datasource set to a List collection.<br />
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I'm trying to remove an item from the List, and then reload the listbox - expecting to see the removed item no longer present in the listbox. &nbsp;Here is the code to do that:<br />
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&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; source.RemoveAt(0);<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; listBox1.DataSource = source;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; listBox1.DisplayMember = &quot;str&quot;;<br />
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For some reason the listbox remains the same after I execute this code. &nbsp;I know the code is getting reached since if I execute it enough times, an exception is raised, since there are no more items left to remove from the List. &nbsp;Thannks!
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I have a listbox which has a datasource set to a List collection.

I'm trying to remove an item from the List, and then reload the listbox - expecting to see the removed item no longer present in the listbox.  Here is the code to do that:

            source.RemoveAt(0);
            listBox1.DataSource = source;
            listBox1.DisplayMember = "str";

For some reason the listbox remains the same after I execute this code.  I know the code is getting reached since if I execute it enough times, an exception is raised, since there are no more items left to remove from the List.  Thannks!

changing datasource

I have a listbox which has a datasource set to a List collection.

I&#39;m trying to remove an item from the List, and then reload the listbox - expecting to see the removed item no longer present in the listbox.  Here is the code to do that:

            source.RemoveAt(0);
            listBox1.DataSource = source;
            listBox1.DisplayMember = &quot;str&quot;;

For some reason the listbox remains the same after I execute this code.  I know the code is getting reached since if I execute it enough times, an exception is raised, since there are no more items left to remove from the List.  Thannks!

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).