how to validate the Textbox allows only first character Capital latter in c#.net?

Question

I have a task, my textbox accepts only first character capital lettr and remaing characters normal.

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score 1 · Accepted Answer · answered Dec 04 '12 at 05:23

1

Use KeyPress event of textbox:


    private void txt_KeyPress(object sender, KeyPressEventArgs e)
    {
        if (txt.Text != "" && !Char.IsUpper(txt.Text, 0))
        {
            txt.Text = Char.ToUpper(txt.Text[0]) + txt.Text.Substring(1);
        }
    }

answered Dec 04 '12 at 05:23

suco2007

131
1
7

thanks for reply but its working reverse what is my requirement,my requirerment is first character should be capital letter – user1858718 Dec 04 '12 at 05:33

how to validate the Textbox allows only first character Capital latter in c#.net?

1 Answers1