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<title>list: lists interfaces</title>
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<h2><span class="refentrytitle">list</span></h2>
<p>list - lists interfaces</p>
<p>this module implement the list support used in various place in the library. </p>
<p>Author(s): Gary Pennington &lt;Gary.Pennington@uk.sun.com&gt; </p>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">typedef struct _xmlLink <a href="#xmlLink">xmlLink</a>;
typedef <a href="libxml2-list.html#xmlLink">xmlLink</a> * <a href="#xmlLinkPtr">xmlLinkPtr</a>;
typedef struct _xmlList <a href="#xmlList">xmlList</a>;
typedef <a href="libxml2-list.html#xmlList">xmlList</a> * <a href="#xmlListPtr">xmlListPtr</a>;
void * <a href="#xmlLinkGetData">xmlLinkGetData</a> (<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> lk);
int <a href="#xmlListAppend">xmlListAppend</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
void <a href="#xmlListClear">xmlListClear</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
int <a href="#xmlListCopy">xmlListCopy</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> cur, <br> const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old);
<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> <a href="#xmlListCreate">xmlListCreate</a> (<a href="libxml2-list.html#xmlListDeallocator">xmlListDeallocator</a> deallocator, <br> <a href="libxml2-list.html#xmlListDataCompare">xmlListDataCompare</a> compare);
typedef int <a href="#xmlListDataCompare">xmlListDataCompare</a> (const void * data0, <br> const void * data1);
typedef void <a href="#xmlListDeallocator">xmlListDeallocator</a> (<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> lk);
void <a href="#xmlListDelete">xmlListDelete</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> <a href="#xmlListDup">xmlListDup</a> (const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old);
int <a href="#xmlListEmpty">xmlListEmpty</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> <a href="#xmlListEnd">xmlListEnd</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> <a href="#xmlListFront">xmlListFront</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
int <a href="#xmlListInsert">xmlListInsert</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
void <a href="#xmlListMerge">xmlListMerge</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l1, <br> <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l2);
void <a href="#xmlListPopBack">xmlListPopBack</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
void <a href="#xmlListPopFront">xmlListPopFront</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
int <a href="#xmlListPushBack">xmlListPushBack</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
int <a href="#xmlListPushFront">xmlListPushFront</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
int <a href="#xmlListRemoveAll">xmlListRemoveAll</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
int <a href="#xmlListRemoveFirst">xmlListRemoveFirst</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
int <a href="#xmlListRemoveLast">xmlListRemoveLast</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
void <a href="#xmlListReverse">xmlListReverse</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
void * <a href="#xmlListReverseSearch">xmlListReverseSearch</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
void <a href="#xmlListReverseWalk">xmlListReverseWalk</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br> void * user);
void * <a href="#xmlListSearch">xmlListSearch</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data);
int <a href="#xmlListSize">xmlListSize</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
void <a href="#xmlListSort">xmlListSort</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l);
void <a href="#xmlListWalk">xmlListWalk</a> (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br> void * user);
typedef int <a href="#xmlListWalker">xmlListWalker</a> (const void * data, <br> void * user);
</pre>
</div>
<div class="refsect1" lang="en"><h2>Description</h2></div>
<div class="refsect1" lang="en">
<h2>Details</h2>
<div class="refsect2" lang="en">
<div class="refsect2" lang="en">
<h3>
<a name="xmlLink">Structure </a>xmlLink</h3>
<pre class="programlisting">struct _xmlLink {
The content of this structure is not made public by the API.
} xmlLink;
</pre>
<p></p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlLinkPtr">Typedef </a>xmlLinkPtr</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlLink">xmlLink</a> * xmlLinkPtr;
</pre>
<p></p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlList">Structure </a>xmlList</h3>
<pre class="programlisting">struct _xmlList {
The content of this structure is not made public by the API.
} xmlList;
</pre>
<p></p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListPtr">Typedef </a>xmlListPtr</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlList">xmlList</a> * xmlListPtr;
</pre>
<p></p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListDataCompare"></a>Function type xmlListDataCompare</h3>
<pre class="programlisting">int xmlListDataCompare (const void * data0, <br> const void * data1)<br>
</pre>
<p>Callback function used to compare 2 data.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>data0</tt></i>:</span></td>
<td>the first data</td>
</tr>
<tr>
<td><span class="term"><i><tt>data1</tt></i>:</span></td>
<td>the second data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 is equality, -1 or 1 otherwise depending on the ordering.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListDeallocator"></a>Function type xmlListDeallocator</h3>
<pre class="programlisting">void xmlListDeallocator (<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> lk)<br>
</pre>
<p>Callback function used to free data from a list.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>lk</tt></i>:</span></td>
<td>the data to deallocate</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListWalker"></a>Function type xmlListWalker</h3>
<pre class="programlisting">int xmlListWalker (const void * data, <br> void * user)<br>
</pre>
<p>Callback function used when walking a list with xmlListWalk().</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>the data found in the list</td>
</tr>
<tr>
<td><span class="term"><i><tt>user</tt></i>:</span></td>
<td>extra user provided data to the walker</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 to stop walking the list, 1 otherwise.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlLinkGetData"></a>xmlLinkGetData ()</h3>
<pre class="programlisting">void * xmlLinkGetData (<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> lk)<br>
</pre>
<p>See Returns.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>lk</tt></i>:</span></td>
<td>a link</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>a pointer to the data referenced from this link</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListAppend"></a>xmlListAppend ()</h3>
<pre class="programlisting">int xmlListAppend (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Insert data in the ordered list at the end for this value</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>the data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success, 1 in case of failure</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListClear"></a>xmlListClear ()</h3>
<pre class="programlisting">void xmlListClear (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Remove the all data in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListCopy"></a>xmlListCopy ()</h3>
<pre class="programlisting">int xmlListCopy (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> cur, <br> const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old)<br>
</pre>
<p>Move all the element from the old list in the new list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>cur</tt></i>:</span></td>
<td>the new list</td>
</tr>
<tr>
<td><span class="term"><i><tt>old</tt></i>:</span></td>
<td>the old list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success 1 in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListCreate"></a>xmlListCreate ()</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> xmlListCreate (<a href="libxml2-list.html#xmlListDeallocator">xmlListDeallocator</a> deallocator, <br> <a href="libxml2-list.html#xmlListDataCompare">xmlListDataCompare</a> compare)<br>
</pre>
<p>Create a new list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>deallocator</tt></i>:</span></td>
<td>an optional deallocator function</td>
</tr>
<tr>
<td><span class="term"><i><tt>compare</tt></i>:</span></td>
<td>an optional comparison function</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the new list or NULL in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListDelete"></a>xmlListDelete ()</h3>
<pre class="programlisting">void xmlListDelete (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Deletes the list and its associated data</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListDup"></a>xmlListDup ()</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> xmlListDup (const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old)<br>
</pre>
<p>Duplicate the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>old</tt></i>:</span></td>
<td>the list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>a new copy of the list or NULL in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListEmpty"></a>xmlListEmpty ()</h3>
<pre class="programlisting">int xmlListEmpty (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Is the list empty ?</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if the list is empty, 0 if not empty and -1 in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListEnd"></a>xmlListEnd ()</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> xmlListEnd (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Get the last element in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the last element in the list, or NULL</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListFront"></a>xmlListFront ()</h3>
<pre class="programlisting"><a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> xmlListFront (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Get the first element in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the first element in the list, or NULL</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListInsert"></a>xmlListInsert ()</h3>
<pre class="programlisting">int xmlListInsert (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Insert data in the ordered list at the beginning for this value</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>the data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success, 1 in case of failure</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListMerge"></a>xmlListMerge ()</h3>
<pre class="programlisting">void xmlListMerge (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l1, <br> <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l2)<br>
</pre>
<p>include all the elements of the second list in the first one and clear the second list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l1</tt></i>:</span></td>
<td>the original list</td>
</tr>
<tr>
<td><span class="term"><i><tt>l2</tt></i>:</span></td>
<td>the new list</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListPopBack"></a>xmlListPopBack ()</h3>
<pre class="programlisting">void xmlListPopBack (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Removes the last element in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListPopFront"></a>xmlListPopFront ()</h3>
<pre class="programlisting">void xmlListPopFront (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Removes the first element in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListPushBack"></a>xmlListPushBack ()</h3>
<pre class="programlisting">int xmlListPushBack (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>add the new data at the end of the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>new data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if successful, 0 otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListPushFront"></a>xmlListPushFront ()</h3>
<pre class="programlisting">int xmlListPushFront (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>add the new data at the beginning of the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>new data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if successful, 0 otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListRemoveAll"></a>xmlListRemoveAll ()</h3>
<pre class="programlisting">int xmlListRemoveAll (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Remove the all instance associated to data in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>list data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the number of deallocation, or 0 if not found</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListRemoveFirst"></a>xmlListRemoveFirst ()</h3>
<pre class="programlisting">int xmlListRemoveFirst (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Remove the first instance associated to data in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>list data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if a deallocation occurred, or 0 if not found</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListRemoveLast"></a>xmlListRemoveLast ()</h3>
<pre class="programlisting">int xmlListRemoveLast (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Remove the last instance associated to data in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>list data</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if a deallocation occurred, or 0 if not found</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListReverse"></a>xmlListReverse ()</h3>
<pre class="programlisting">void xmlListReverse (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Reverse the order of the elements in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListReverseSearch"></a>xmlListReverseSearch ()</h3>
<pre class="programlisting">void * xmlListReverseSearch (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Search the list in reverse order for an existing value of @data</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>a search value</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the value associated to @data or NULL in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListReverseWalk"></a>xmlListReverseWalk ()</h3>
<pre class="programlisting">void xmlListReverseWalk (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br> void * user)<br>
</pre>
<p>Walk all the element of the list in reverse order and apply the walker function to it</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>walker</tt></i>:</span></td>
<td>a processing function</td>
</tr>
<tr>
<td><span class="term"><i><tt>user</tt></i>:</span></td>
<td>a user parameter passed to the walker function</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListSearch"></a>xmlListSearch ()</h3>
<pre class="programlisting">void * xmlListSearch (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> void * data)<br>
</pre>
<p>Search the list for an existing value of @data</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>a search value</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the value associated to @data or NULL in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListSize"></a>xmlListSize ()</h3>
<pre class="programlisting">int xmlListSize (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Get the number of elements in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the number of elements in the list or -1 in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListSort"></a>xmlListSort ()</h3>
<pre class="programlisting">void xmlListSort (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br>
</pre>
<p>Sort all the elements in the list</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlListWalk"></a>xmlListWalk ()</h3>
<pre class="programlisting">void xmlListWalk (<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br> <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br> void * user)<br>
</pre>
<p>Walk all the element of the first from first to last and apply the walker function to it</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>l</tt></i>:</span></td>
<td>a list</td>
</tr>
<tr>
<td><span class="term"><i><tt>walker</tt></i>:</span></td>
<td>a processing function</td>
</tr>
<tr>
<td><span class="term"><i><tt>user</tt></i>:</span></td>
<td>a user parameter passed to the walker function</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
</div>
</div>
</body>
</html>