VSTO 列出所有EXCEL工作表的名称

    private void button1_Click(object sender, EventArgs e)
    {
        StringBuilder sb = new StringBuilder();
        foreach (Excel.Worksheet sht in Globals.ThisWorkbook.Worksheets)
        {
            sb.Append(sht.Name);
            sb.Append("\n");
        }
        MessageBox.Show(sb.ToString(), "All sheets");
    }