Display only text files openfiledialog

Question

I want to know how to filter out all files that are not txt files in the open dialog in c#. I have been playing with this for ages and had no joy.

Answer 1

Use the filter property: MSDN Filter

Here is a MSDN Walk through on how to Customize OpenFile Dialog

Here is an example:

openFileDialog.Filter = "Text|*.txt|All|*.*";

You can remove All if you dont want to give them an option to select other types of files: