using System.Web;//引用;
//Form1父窗体;
Session["name"] = tname.Text;
//Form2子窗体;
string Name = Session["name"].ToString();
this.tname.Text = Name;
using System.Web;//引用;
//Form1父窗体;
Session["name"] = tname.Text;
//Form2子窗体;
string Name = Session["name"].ToString();
this.tname.Text = Name;