?? createpipe.htm
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<td width="100%" height="16">CreatePipe</td>
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<td width="100%" colspan="2">VB聲明</td>
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<td width="100%" colspan="2">Declare Function CreatePipe Lib "kernel32" Alias
"CreatePipe" (phReadPipe As Long, phWritePipe As Long, lpPipeAttributes As
SECURITY_ATTRIBUTES, ByVal nSize As Long) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">創建一個匿名管道</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long,非零表示成功,零表示失敗。會設置<a
href="GetLastError.htm">GetLastError</a></td>
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<td width="100%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="75%">類型及說明</td>
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<td width="25%">phReadPipe</td>
<td width="75%">Long,指定一個變量,設為管道讀入(輸出)端的一個句柄</td>
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<td width="25%">phWritePipe</td>
<td width="75%">Long,指定一個變量,設為管道寫入(輸入)端的一個句柄</td>
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<td width="25%">lpPipeAttributes</td>
<td width="75%">SECURITY_ATTRIBUTES,指定一個SECURITY_ATTRIBUTES結構,或者傳遞零值(將參數聲明為ByVal
As Long,并傳遞零值),以便使用不允許繼承的一個默認描述符</td>
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<td width="25%">nSize</td>
<td width="75%">Long,管道緩沖區的建議大小。零表示用默認值</td>
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<td width="100%" colspan="2">注解</td>
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<td width="100%" colspan="2"><p align="left">匿名管道不允許異步操作,所以如在一個管道中寫入數據,且緩沖區已滿,那么除非另一個進程從管道中讀出數據,從而騰出了緩沖區的空間,否則寫入函數不會返回</td>
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<td width="100%"><p align="right">Top</td>
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