How to use a Masked textbox for C#time?

Question

I’m trying to create a Masked textbox that gets the time of a video. But I don’t know how to format the Masked textbox to get the time in HH:MM:SS:MMM. The value of the time I get from the video is a double. 1 sec = 1000. It’s a Windows Form

Answer 1

Just add a Maskedtextbox and add a Custom Mask for him.

I think an image explains it better, so just do this:

Any doubt can look at these references below:

• Maskedtextbox in C#
• Introducing and using the Maskedtextbox control

Edit after comment

If you want to validate the value, there are a few ways to do this in TextBox, but I advise using the DateTimePicker, that already exists. Using it, just add a Custom Format in properties. Would look like this: