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# MsgBox Function

顯示一個包含訊息的對話方塊，並傳回一個值。

## 語法：

    MsgBox (Text As String[,Type As Integer[,Dialogtitle As String]])

## 傳回值類型：

整型

## 參數：

Text：字串型表示式，即在對話方塊中顯示的訊息。使用 Chr$(13) 可以插入斷行符。

DialogTitle：對話方塊標題列中顯示的字串型表示式。如果不指定此參數，則顯示相應的應用程式名稱。

Type：任意整型表示式，用於指定對話方塊的類型，並對顯示的按鈕或圖示之數目和類型進行定義。Type 表示位元型樣 (透過加入相應數值而定義的對話方塊元素) 的組合：

Values

Named constant | Integer value | Definition
MB_OK | 0 | Display OK button only.
MB_OKCANCEL | 1 | Display OK and Cancel buttons.
MB_ABORTRETRYCANCEL | 2 | Display Abort, Retry, and Ignore buttons.
MB_YESNOCANCEL | 3 | Display Yes, No, and Cancel buttons.
MB_YESNO | 4 | Display Yes and No buttons.
MB_RETRYCANCEL | 5 | Display Retry and Cancel buttons.
MB_ICONSTOP | 16 | Add the Stop icon to the dialog.
MB_ICONQUESTION | 32 | Add the Question icon to the dialog.
MB_ICONEXCLAMATION | 48 | Add the Exclamation Point icon to the dialog.
MB_ICONINFORMATION | 64 | Add the Information icon to the dialog.
| 128 | First button in the dialog as default button.
MB_DEFBUTTON2 | 256 | Second button in the dialog as default button.
MB_DEFBUTTON3 | 512 | Third button in the dialog as default button.

傳回值：

Named constant | Integer value | Definition
IDOK | 1 | OK
IDCANCEL | 2 | Cancel
IDABORT | 3 | Abort
IDRETRY | 4 | Retry
IDIGNORE | 5 | Ignore
IDYES | 6 | Yes
IDNO | 7 | No

## 錯誤代碼：

5 無效的程序呼叫

## 示例：

    Sub ExampleMsgBox

    Dim sVar As Integer

     sVar = MsgBox ("Las Vegas")

     sVar = MsgBox ("Las Vegas",1)

     sVar = MsgBox ( "Las Vegas",256 + 16 + 2,"Dialog title")

     sVar = MsgBox("Las Vegas", MB_DEFBUTTON2 + MB_ICONSTOP + MB_ABORTRETRYCANCEL, "Dialog title")

    End Sub