Sushil Kumar
How you can prevent a user not enter numeric values in textbox with Window Forms application?
By Sushil Kumar in Windows Forms on Oct 15 2012
  • Safayat Zisan
    Apr, 2015 23

    Click TextBox and go to the event properties. Scroll down, you will see, "IsKeyDown" property. Double click or enter into it. Then give your logic there. ex: if(e.KeyCode==Keys.D1) { TextBox1.text = string.empty; }

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