HOW TO：在特定資料夾中搜尋

更新：2007 年 11 月

適用於
本主題中的資訊僅適用於指定的 Visual Studio Tools for Office 專案和 Microsoft Office 版本。 專案類型 應用程式層級專案 Microsoft Office 版本 Outlook 2003 Outlook 2007 如需詳細資訊，請參閱依應用程式和專案類型提供的功能。

這個程式碼範例會使用 Find 和 FindNext 方法，在 [收件匣] 中搜尋電子郵件訊息的主旨欄位文字。這個方法會使用字串篩選條件來檢查字母 T 做為 Subject 文字的開頭字母。

範例

Private Sub SearchInBox()
    Dim inbox As Outlook.MAPIFolder = Me.Application.ActiveExplorer().Session. _
        GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox)
    Dim items As Outlook.Items = inbox.Items
    Dim mailItem As Outlook.MailItem = Nothing
    Dim folderItem As Object
    Dim subjectName As String = String.Empty
    Dim filter As String = "[Subject] > 's' And [Subject] <'u'"
    folderItem = items.Find(filter)
    While (folderItem IsNot Nothing)
        mailItem = TryCast(folderItem, Outlook.MailItem)
        If mailItem IsNot Nothing Then
            subjectName = vbCrLf & mailItem.Subject
        End If
        folderItem = items.FindNext()
    End While
    subjectName = "The following e-mail messages were found: " _
        & subjectName
    MessageBox.Show(subjectName)
End Sub

private void SearchInBox()
{
    Outlook.MAPIFolder inbox = this.Application.ActiveExplorer().Session.
        GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox);
    Outlook.Items items = inbox.Items;
    Outlook.MailItem mailItem = null;
    object folderItem;
    string subjectName = string.Empty;
    string filter = "[Subject] > 's' And [Subject] <'u'";
    folderItem = items.Find(filter);
    while (folderItem != null)
    {
        mailItem = folderItem as Outlook.MailItem;
        if (mailItem != null)
        {
            subjectName += "\n" + mailItem.Subject;
        }
        folderItem = items.FindNext();
    }
    subjectName = " The following e-mail messages were found: " +
        subjectName;
    MessageBox.Show(subjectName);
}

請參閱

工作

HOW TO：依名稱擷取資料夾

概念

使用資料夾

Outlook 物件模型概觀