📄 getclassname.htm
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<title>GetClassName</title>
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<td width="100%" height="16"><a name="GetClassName">GetClassName</a></td>
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<td width="100%" colspan="2">VB声明</td>
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<td width="100%" colspan="2">Declare Function GetClassName Lib "user32" Alias
"GetClassNameA" (ByVal hwnd As Long, ByVal lpClassName As String, ByVal
nMaxCount As Long) As Long</td>
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<td width="100%" colspan="2">说明</td>
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<td width="100%" colspan="2">为指定的窗口取得类名</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，以字节数表示的类名长度；排除最后的空中止字符。零表示出错。会设置<a
href="GetLastError.htm">GetLastError</a></td>
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<td width="100%" colspan="2">参数表</td>
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<td width="25%">参数</td>
<td width="75%">类型及说明</td>
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<td width="25%">hwnd</td>
<td width="75%">Long，欲获得类名的那个窗口的句柄</td>
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<td width="25%">lpClassName</td>
<td width="75%">String，随同类名载入的缓冲区。预先至少必须分配nMaxCount+1个字符</td>
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<td width="25%">nMaxCount</td>
<td width="75%">Long，由lpClassName提供的缓冲区长度</td>
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<td width="100%"><p align="right"><a href="#GetClassName">Top</a></td>
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