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<p>Library Version 11.2.5.3</p>
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<div>
<h2 class="title"><a id="ElementHolder"></a>Chapter 23. ElementHolder </h2>
</div>
</div>
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<p>A wrapper class for primitive types. </p>
<p>It has identical usage and public interface to the <a class="link" href="ElementRef.html" title="Chapter 24. ElementRef">ElementRef</a>
class. </p>
<h4><a id="idp51437880"></a>
See Also
</h4>
<p> </p>
<p><a class="link" href="ElementRef.html" title="Chapter 24. ElementRef">ElementRef</a>
. </p>
<p>
</p>
<h4><a id="idp51452096"></a> Public Members </h4>
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<table border="1" width="80%">
<colgroup>
<col />
<col />
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<tr>
<th>Member</th>
<th>Description</th>
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<td>
<a class="xref" href="ElementHolder.html#stlElementHolderElementHolder" title="ElementHolder">ElementHolder</a>
</td>
<td>
<p>Constructor. </p>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderdstr_ElementHolder.html" title="~ElementHolder">~ElementHolder</a>
</td>
<td>
<p>Destructor. </p>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_ia.html" title="operator+=">operator+=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_sa.html" title="operator-=">operator-=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator__ma.html" title="operator *=">operator *=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_da.html" title="operator/=">operator/=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_modasg.html" title="operator%=">operator%=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator__aa.html" title="operator &=">operator &=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_oa.html" title="operator|=">operator|=</a>
</td>
<td>
</td>
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<tr>
<td>
<a class="xref" href="stlElementHolderoperator_xa.html" title="operator^=">operator^=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_gt_ge.html" title="operator>>=">operator>>=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_lt_le.html" title="operator<<=">operator<<=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_incr.html" title="operator++">operator++</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_decr.html" title="operator--">operator--</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_assign.html" title="operator=">operator=</a>
</td>
<td>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolderoperator_ptype.html" title="operator ptype">operator ptype</a>
</td>
<td>
<p>This operator is a type converter. </p>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolder_DB_STL_value.html" title="_DB_STL_value">_DB_STL_value</a>
</td>
<td>
<p>Returns the data element this wrapper object wraps;. </p>
</td>
</tr>
<tr>
<td>
<a class="xref" href="stlElementHolder_DB_STL_StoreElement.html" title="_DB_STL_StoreElement">_DB_STL_StoreElement</a>
</td>
<td>
<p>Function to store the data element. </p>
</td>
</tr>
</tbody>
</table>
</div>
<h4><a id="idp51357544"></a>
Group</h4>
<p>
<a class="xref" href="Element_wrappers.html" title="Chapter 22. ElementRef and ElementHolder Wappers">
ElementRef and ElementHolder Wappers </a>
</p>
<p>
</p>
<div class="sect1" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h2 class="title" style="clear: both"><a id="stlElementHolderElementHolder"></a>ElementHolder</h2>
</div>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="stlElementHolderElementHolder_details"></a>Function Details</h3>
</div>
</div>
</div>
<pre class="programlisting">
ElementHolder(iterator_type *pitr=NULL)
</pre>
<p>Constructor. </p>
<p>If the pitr parameter is NULL or the default value is used, the object created is a simple wrapper and not connected to a container. If a valid iterator parameter is passed in, the wrapped element will be associated with the matching key/data pair in the underlying container. </p>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="idp51417248"></a>Parameters</h4>
</div>
</div>
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<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="idp51479864"></a>pitr</h5>
</div>
</div>
</div>
<p>The iterator owning this object. </p>
</div>
</div>
<pre class="programlisting">
ElementHolder(const ptype &dt)
</pre>
<p>Constructor. </p>
<p>Initializes an <a class="link" href="ElementRef.html" title="Chapter 24. ElementRef">ElementRef</a>
wrapper without an iterator. It can only be used to wrap a data element in memory, it can't access an unerlying database. </p>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="idp51482136"></a>Parameters</h4>
</div>
</div>
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<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="idp51482328"></a>dt</h5>
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</div>
</div>
<p>The base class object to initialize this object. </p>
</div>
</div>
<pre class="programlisting">
ElementHolder(const self &other)
</pre>
<p>Copy constructor. </p>
<p>The constructor takes a "deep" copy. The created object will be identical to, but independent from the original object. </p>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="idp51483296"></a>Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="idp51483488"></a>other</h5>
</div>
</div>
</div>
<p>The object to clone from. </p>
</div>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="idp51449696"></a>Class</h3>
</div>
</div>
</div>
<p>
<a class="link" href="ElementHolder.html" title="Chapter 23. ElementHolder">
ElementHolder</a>
</p>
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ElementRef and ElementHolder Wappers </td>
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