Question

How to make a TextBox control read-only using WinForms in C#

Answer 1

namespace WinFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            textBox1.ReadOnly = true;
        }
    }
}




/*
run:
 

  
*/

 

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