Keypress event in WPF to validate integer input in C# - PreviewTextInput
In WPF we don't have keypress event, generally people used keypress event in windows forms application to validate text input. Now in this example I have showed how you can validate input from textbox using PreviewTextInput event. In this example I validated input to accept float values, you can use this to validate integer or any other number type validation. For code follow link below:
http://www.techsapphire.in/news/keypr...
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