How to filter a datagridview by entering a text in textbox?

check this
filter-data-in-datagridview-c-sharp


filtering using rowfilter

filtering-datagridview/

http://msdn.microsoft.com/en-us/library/system.data.dataview.rowfilter(v=vs.110).aspx

http://www.csharp-examples.net/dataview-rowfilter/

hi try this one

private void TextBox_TextChanged(object sender, EventArgs e)
{
    (DataGridView.DataSource as DataTable).DefaultView.RowFilter =
    string.Format("Name LIKE '{0}%' OR Name LIKE '% {0}%'", TextBox.Text);
}

Refer:http://stackoverflow.com/questions/19265056/filter-data-in-datagridview-c-sharp[^]
Try this.

visit Here....

http://stackoverflow.com/questions/19265056/filter-data-in-datagridview-c-sharp[^]

private void searchsimpleButton_Click(object sender, EventArgs e)
{
SqlConnection con;
string st = @"Data Source=User-PC\MYSQLSERVER;Initial Catalog=officeproject;Integrated Security=True";
con = new SqlConnection(st);
con.Open();
string s = @"select name,nrc,phone number from member where ([name] LIKE '%' + @name)";

SqlCommand cmd = new SqlCommand(s, con);
cmd.Parameters.AddWithValue("@name", textBox1.Text);

SqlDataAdapter adapter = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
adapter.Fill(ds, "member");
gridControl1.DataSource = ds;
gridControl1.DataMember = "member";


con.Close();
}

private void textBox1_TextChanged(object sender, EventArgs e)
        {
            BindingSource bs = new BindingSource();
            bs.DataSource = dgv1.DataSource;
            bs.Filter = "[ColumnName1] like '%" + textBox1.Text + "%' " +
                "OR [ColumnName2] like '%" + textBox1.Text + "%'" +
                "OR [ColumnName3] like '%" + textBox1.Text + "%'" +
                "OR [ColumnName4] like '%" + textBox1.Text + "%'";
            dgv1.DataSource = bs; 
        }