how to use gridview datarow bound event

protected void gvSkinLoc_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
if (e.Row.Cells[1].Text == "Head")
e.Row.Cells[1].Text = "d Head Part";
}
}

 Init, Load, Render,LoadComplete,  Unload