In this blog we will know how to convert first character of
string to uppercase.
using System;
using
System.Collections.Generic;
using
System.ComponentModel;
using
System.Data;
using
System.Drawing;
using
System.Linq;
using
System.Text;
using
System.Windows.Forms;
using
System.Globalization;
namespace
First_character_uppercase
{
    public partial class Form1 : Form
    {
        public
Form1()
        {
            InitializeComponent();
        }
        private
void btn_upper_Click(object
sender, EventArgs e)
        {
            listBox1.Items.Add(firstcharacterupper(textBox1.Text));
            textBox1.Text = "";
        }
        public string firstcharacterupper(string
str)
        {
            return
CultureInfo.CurrentCulture.TextInfo.ToTitleCase(str.ToLower());
        }
    }
}