character only in text box

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C#

private void txtphon_KeyDown(object sender, KeyEventArgs e)
{
    if ((e.Key >= Key.D0 && e.Key <= Key.D9) || (e.Key >= Key.NumPad0 && e.Key <= Key.NumPad9))
    {
        //Do nothing
    }
    else
    {
        e.Handled = true;
    }
}

this handles only numbers but i want that text box handle only characters

Posted 2-Nov-12 0:35am

Dibin Babu

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2 solutions

Solution 2

C#

private void textbox1_KeyDown_1(object sender, KeyEventArgs e)
        {
            if (e.Key >= Key.A && e.Key <= Key.Z)
            {

            }
            else
            {
                e.Handled = true;
            }
        }

Posted 2-Nov-12 0:56am

Dibin Babu

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MT_ · Accepted Answer · 2012-11-02T00:45:00

Solution 1

You need to modify the condition a little to check for alphabet
i.e.

C#

if (e.KeyCode >= Keys.A && e.KeyCode <= Keys.Z)

However, this will work only if you are talking about english.

-Milind

Posted 2-Nov-12 0:45am

MT_