csharp datagridview search filter

                
                        private void txtSearch_TextChanged(object sender, EventArgs e)
        {
            DataView dv = table.DefaultView;
            dv.RowFilter = "FirstName LIKE '" + txtSearch.Text + "%'";
            dataGridView1.DataSource = dv;
        }
                    
                

csharp datagridview filter column

                        
                                (dataGridViewFields.DataSource as DataTable).DefaultView.RowFilter = string.Format("Field = '{0}'", textBoxFilter.Text);
                            
                        

csharp datagridview filter

                        
                                DataTable dt = new DataTable();
DataView dv = new DataView(dt);
// Filter by an expression. Filter all rows where column 'Col' have values greater or equal than 3
dv.RowFilter = "Col < 3";

dataGridView1.DataSource = dv;
                            
                        

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