1
2
3
4
5
6
7
8
9
10
11
12
|
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
dataGridView1.DataSource = textBox1.Text.GroupBy(c => c).Select(g => new { c = g.Key, count = g.Count() }).ToArray();
}
}
|