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<div align="center" class="btitle">得到显示器的刷新频率 <br>
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<div align="center"><strong>Helmut Dollinger </strong></div>
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摘 要</b>：如何获取显示器的刷新频率 <br>
<b> 关键字</b>：显示 频率 <br>
<b> 类 别</b>：系统控制
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<span class="content"><br>uses<br> Windows, SysUtils; <br><br>... <br><br>// 这个函数返回的显示刷新率是以Hz为单位的 <br>function GetDisplayFrequency: Integer; <br>var<br> DeviceMode: TDeviceMode; <br><br>begin<br> EnumDisplaySettings(nil, Cardinal(-1), DeviceMode);<br> Result := DeviceMode.dmDisplayFrequency; <br>end;</span>
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