c# datagridview add rows code example

Example 1: dynamically add rows to datagridview c#

DataTable dt = new DataTable();

// first add your columns
for (int i = 0; i < count; i++)
{
    dt.Columns.Add(fromFileFields[i]);
}

// and then add your rows
for (int i = 0; i < count; i++)
{
    var row = dt.NewRow();
    // Set values for columns with row[i] = xy
    dt.Rows.Add(row);
}

datagridview.DataSource = dt;

Example 2: add rows to datagridview vb.net

'Add rows
Me.DataGridView1.Rows.Add(TextBox1.Text) 'TextBox1 = data being added to grid

'Remove rows

'making sure the user has chosen a row
If DataGridView1.SelectedRows.Count > 0 Then
	For i As Integer = DataGridView1.SelectedRows.Count - 1 To 0 Step -1
		DataGridView1.Rows.RemoveAt(DataGridView1.SelectedRows(i).Index)
	Next
Else
	MsgBox("No row(s) have been selected")
End If