public partial class _Default : System.Web.UI.Page
{
int m;
protected void Page_Load(object sender, EventArgs e)
{
string[] g = new string[4];
g[0] = "aa";
g[1] = "bb";
g[2] = "cc";
g[3] = "dd";
GridView1.DataSource = g;
GridView1.DataBind();
if(!this.IsPostBack)
m = 3;
}
protected void GridView1_SelectedIndexChanging(object sender, GridViewSelectEventArgs e)
{
int n= e.NewSelectedIndex;
Label a = (Label)GridView1.Rows[n].Cells[2].Controls[0] ;
Label1.Text = a.Text;
}
{
int m;
protected void Page_Load(object sender, EventArgs e)
{
string[] g = new string[4];
g[0] = "aa";
g[1] = "bb";
g[2] = "cc";
g[3] = "dd";
GridView1.DataSource = g;
GridView1.DataBind();
if(!this.IsPostBack)
m = 3;
}
protected void GridView1_SelectedIndexChanging(object sender, GridViewSelectEventArgs e)
{
int n= e.NewSelectedIndex;
Label a = (Label)GridView1.Rows[n].Cells[2].Controls[0] ;
Label1.Text = a.Text;
}
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Label1.Text = row.cell[2].Text;试一下,估计是a为null