58 lines
3.8 KiB
HTML
58 lines
3.8 KiB
HTML
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<title>XQilla Simple API Documentation</title>
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<a style="float:right;" href="http://sourceforge.net/projects/xqilla"><img src="http://sflogo.sourceforge.net/sflogo.php?group_id=152021&type=2" border="0" alt="SourceForge.net Logo" /></a>
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<li><a href="index.html"><span>Main Page</span></a></li>
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<li><a href="annotated.html"><span>Classes</span></a></li>
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<li><a href="examples.html"><span>Examples</span></a></li>
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<div class="title">simple-basic.cpp</div> </div>
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<div class="contents">
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<p>This example executes a simple XQuery expression ("1 to 100"), which returns the numbers from 1 to 100 inclusive.</p>
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<div class="fragment"><div class="line"><span class="preprocessor">#include <iostream></span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="xqilla-simple_8hpp.html">xqilla/xqilla-simple.hpp</a>></span></div>
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<div class="line"></div>
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<div class="line"><span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[]) {</div>
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<div class="line"> <span class="comment">// Initialise Xerces-C and XQilla by creating the factory object</span></div>
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<div class="line"> <a name="_a0"></a><a class="code" href="classXQilla.html">XQilla</a> xqilla;</div>
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<div class="line"></div>
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<div class="line"> <span class="comment">// Parse an XQuery expression</span></div>
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<div class="line"> <span class="comment">// (AutoDelete deletes the object at the end of the scope)</span></div>
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<div class="line"> <a name="_a1"></a><a class="code" href="classAutoDelete.html">AutoDelete<XQQuery></a> query(xqilla.<a name="a2"></a><a class="code" href="classXQilla.html#a7475d47b7b2fc51434ba9a381431f7ec">parse</a>(X(<span class="stringliteral">"1 to 100"</span>)));</div>
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<div class="line"></div>
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<div class="line"> <span class="comment">// Create a context object</span></div>
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<div class="line"> <a class="code" href="classAutoDelete.html">AutoDelete<DynamicContext></a> context(query->createDynamicContext());</div>
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<div class="line"></div>
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<div class="line"> <span class="comment">// Execute the query, using the context</span></div>
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<div class="line"> <a name="_a3"></a><a class="code" href="classResult.html">Result</a> result = query->execute(context);</div>
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<div class="line"></div>
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<div class="line"> <span class="comment">// Iterate over the results, printing them</span></div>
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<div class="line"> <a name="_a4"></a><a class="code" href="classRefCountPointer.html">Item::Ptr</a> item;</div>
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<div class="line"> <span class="keywordflow">while</span>(item = result->next(context)) {</div>
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<div class="line"> std::cout << UTF8(item-><a name="a5"></a><a class="code" href="classItem.html#aeefef8ff091f935f4c81b53031582561">asString</a>(context)) << std::endl;</div>
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<div class="line"> }</div>
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<div class="line"></div>
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<div class="line"> <span class="keywordflow">return</span> 0;</div>
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<div class="line">}</div>
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