[求助]如何找出文档包括的字符串 - 专家坐堂 - Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

Dim app As New MSWord.Application
try
    Dim dlg As New FolderBrowserDialog
    If dlg.ShowDialog = DialogResult.Ok Then
        MessageBox.Show("需要检索的文档目录是:" & dlg.SelectedPath,"提示")
    End If
    Dim s As String = ""
    For Each file As String In FileSys.GetFiles(dlg.SelectedPath)
        If file.ToLower.EndsWith(".doc") Then
            Dim doc = app.Documents.Open(file)
            Dim gjz As String = Tables("说明书检索").Current("说明书关键字")
            If app.ActiveWindow.Selection.Find.Execute(gjz) = False Then
                Doc.close

            Else
                s = s & IIF(s>"", chr(13), "") & file
            End If
        End If
    Next
    If s > "" Then
        MessageBox.Show("共计找到包含关键字的文档有" & s.Split(chr(13)).Length & "个,目录如下:" & vbcrlf & s,"关键字文档查找",MessageBoxButtons.OK,MessageBoxIcon.None)
    Else
        MessageBox.Show("没有找到包含关键字的文档","关键字文档查找",MessageBoxButtons.OK,MessageBoxIcon.None)
    End If
    app.Visible = True
catch ex As exception
    msgbox(ex.message)
    app.Quit
finally
End try

主题：[求助]如何找出文档包括的字符串