?? setenvironmentvariable.htm
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<td width="100%" height="16">SetEnvironmentVariable</td>
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<td width="102%" colspan="2">VB聲明</td>
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<td width="102%" colspan="2">Declare Function SetEnvironmentVariable Lib
"kernel32" Alias "SetEnvironmentVariableA" (ByVal lpName As String,
ByVal lpValue As String) As Long</td>
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<td width="102%" colspan="2">說明</td>
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<td width="102%" colspan="2">將一個環境變量設為指定的值</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long,TRUE(非零)表示成功,否則返回零。會設置<a
href="GetLastError.htm">GetLastError</a></td>
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<td width="102%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="77%">類型及說明</td>
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<td width="25%">lpName</td>
<td width="77%">String,欲設置的環境變量的名稱。如具有這個名稱的一個環境變量尚不存在,則函數會自動創建它</td>
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<td width="25%">lpValue</td>
<td width="77%">String,欲為變量設置的新值。如為NULL,表示清除一個現成值(用vbNullString常數向這個函數傳遞一個NULL)</td>
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