有api的,给你个例子,
http://msdn.microsoft.com/en-us/library/cc765775.aspxOutlook.Application oApp = new Outlook.Application();
Outlook.NameSpace oNS = oApp.GetNamespace("mapi");
Outlook.Recipient oRecip = oNS.CreateRecipient("AccountNameHere");
oRecip.Resolve();
if (oRecip.Resolved)
{
oInbox = oNS.GetSharedDefaultFolder(oRecip, Outlook.OlDefaultFolders.olFolderInbox); oInboxMsgs = oInbox.Items;
ItemCount = oInboxMsgs.Count;
Console.Writeline("There are {0] items.", ItemCount.ToString()) }本回答被提问者采纳