DeletePort |
VB聲明 |
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Declare Function DeletePort Lib "winspool.drv" Alias "DeletePortA" (ByVal pName As String, ByVal hwnd As Long, ByVal pPortName As String) As Long |
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說(shuō)明 |
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啟動(dòng)“刪除端口”對(duì)話框,允許用戶從當(dāng)前系統(tǒng)刪除一個(gè)端口 |
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返回值 |
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Long,非零表示成功,零表示失敗。會(huì)設(shè)置GetLastError |
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參數(shù)表 |
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參數(shù) |
類型及說(shuō)明 |
pName |
String,欲在其中刪除端口的服務(wù)器的名字。vbNullString表示使用本地端口 |
hwnd |
Long,DeletePort對(duì)話框的父窗口的句柄 |
pPortName |
String,欲刪除的端口的名字 |
注解 |
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如打印機(jī)已連接到端口,則函數(shù)執(zhí)行會(huì)失敗 |
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