foreach (System.Web.UI.Control control in Controls)
{
for(int i=0;i<control.Controls.Count;i++)
{
if (control.Controls[i] is System.Web.UI.WebControls.TextBox)
{
System.Web.UI.WebControls.TextBox tb = (System.Web.UI.WebControls.TextBox)control.Controls[i] ;
tb.Text = "" ;
}
}
}
这样应该可以!