WinFrom遍历窗体中的控件以及使用DevExpress容器中的控件

//遍历Winform窗体中的控件，窗体中不加容器

foreach (System.Windows.Forms.Control control in this.Controls)

{
    MessageBox.Show(t.Text);
}

//遍历Winform窗体中的控件，窗体中加 LayoutControl

foreach (System.Windows.Forms.Control item in layoutControl1.Controls)
{
     if (item is DevExpress.XtraEditors.TextEdit)
     {
        (item as DevExpress.XtraEditors.TextEdit).Text = "";

     }
}