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<h2><a name="mdidxfieldvcppsyntax"></a>_Field (ADO for VC++ 语法)</h2>
<p><a href="dir.htm">目录</a></p>
<h3>方法</h3>
<p>
<a href="mdmthappchunk.htm">AppendChunk</a>(VARIANT <i>Data</i>)</p>
<p>
<a href="mdmthgetchunk.htm">GetChunk</a>(long <i>Length,</i> VARIANT *<i>pvar</i>)</p>
<h3>属性</h3>
<p>
<a href="mdproactualsize.htm">get_ActualSize</a>(long *<i>pl</i>)</p>
<p>
<a href="mdproattributes.htm">get_Attributes</a>(long *<i>pl</i>)<br>
<b>put_Attributes</b>(long <i>lAttributes</i>)</p>
<p>
<b>get_DataFormat</b>(IUnknown **<i>ppiDF</i>)<br>
<b>put_DataFormat</b>(IUnknown *<i>piDF</i>)</p>
<p>
<a href="mdprodefinedsize.htm">get_DefinedSize</a>(long *<i>pl</i>)<br>
<b>put_DefinedSize</b>(long <i>lSize</i>)</p>
<p>
<a href="mdproname.htm">get_Name</a>(BSTR *<i>pbstr</i>)</p>
<p>
<a href="mdpronumericscale.htm">get_NumericScale</a>(BYTE *<i>pbNumericScale</i>)<br>
<b>put_NumericScale</b>(BYTE <i>bScale</i>)</p>
<p>
<a href="mdprooriginalvalue.htm">get_OriginalValue</a>(VARIANT *<i>pvar</i>)</p>
<p>
<a href="mdproprecision.htm">get_Precision</a>(BYTE *<i>pbPrecision</i>)<br>
<b>put_Precision</b>(BYTE <i>bPrecision</i>)</p>
<p>
<a href="mdprotype.htm">get_Type</a>(DataTypeEnum *<i>pDataType</i>)<br>
<b>put_Type</b>(DataTypeEnum <i>DataType</i>)</p>
<p>
<a href="mdprounderlyingvalue.htm">get_UnderlyingValue</a>(VARIANT *<i>pvar</i>)</p>
<p>
<a href="mdprovalue.htm">get_Value</a>(VARIANT *<i>pvar</i>)<br>
<b>put_Value</b>(VARIANT <i>Val</i>)</p>
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