调用Outlook发送邮件

[c#]代码库

using Outlook = Microsoft.Office.Interop.Outlook;
 
using (Outlook.Application olApp = new Outlook.Application())
{
    using (Outlook.MailItem mailItem = (Outlook.MailItem)olApp.CreateItem(Outlook.OlItemType.olMailItem))
    {
        mailItem.To = "xyz@company.com";
        mailItem.Subject = "A test";
        mailItem.BodyFormat = Outlook.OlBodyFormat.olFormatHTML;
        mailItem.HTMLBody = "Hello world";
         
        //now attached the file
        int attachPos = (int)mailItem.Body.Length + 1;
        int attachType = (int)Outlook.OlAttachmentType.olByValue;
        mailItem.Attachments.Add(@"C:\\hello.txt", attachType, attachPos, attachName);
         
        ((Outlook._MailItem)mailItem).Send();
        MessageBox.Show("Mail has been sent successfully!");
    }
}