kristy~

摘要： 1 SELECT [values]=stuff((SELECT ','+CASE i.invoice_type WHEN 1 THEN '通用服务发票' WHEN 2 THEN '增值税普通发票' WHEN 3 THEN '增值税专用发票' END2 FROM m_invoice i3 WHERE i.invoice_type>=14 GROUP BY i.invoice_type5 ORDER BY i.inv... 阅读全文

摘要： public void threadCreateTXT() { Thread thread = new Thread(new ThreadStart(createTXT)); thread.SetApartmentState(ApartmentState.STA);//当方法里有打开窗口的内容时，没有这句会异常 thread.Start(); }private void createTXT() { OpenFileDialog odf = new OpenFileDialog(); if (odf.ShowDialog() == DialogResult.OK) { C1XLBook book 阅读全文