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Blocking textBox from some characters (latters) - C#

Hello,

I want to block my textBox from entering letters, I want the user be able to enter only numbers and plus\minus. How can I do it?

Thanks
Margarit
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carlsiy
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what version of visual c# do you have or what framework are you using? in framework 2.0 and up there is a control there named NumericUpDown. try it...

cheers.
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margarit
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ASKER

Microsoft Visual Studio 2005, Framework 2
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carlsiy
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margarit
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ASKER

Thanks, I tried it, works fine.
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margarit
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Thanks, nice feature