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(PHP Extension) XML SearchForTag MethodDemonstrates the SearchForTag and SearchForTag2 methods. The input XML, available at http://www.chilkatsoft.com/data/fruitSearch.xml, is this: <root> <searchRoot> <fruit color="red">apple</fruit> <fruit color="green">pear</fruit> <veg color="orange">carrot</veg> <meat animal="cow">beef</meat> <xyz> <fruit color="blue">blueberry</fruit> <veg color="green">broccoli</veg> </xyz> <fruit color="purple">grape</fruit> <cheese color="yellow">cheddar</cheese> </searchRoot> <fruit color="red">strawberry</fruit> <fruit color="orange">peach</fruit> </root>
<?php // The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number. // For example, if using Chilkat v9.5.0.48, then include as shown here: include("chilkat_9_5_0.php"); $xml = new CkXml(); // The sample input XML is available at http://www.chilkatsoft.com/data/fruitSearch.xml $success = $xml->LoadXmlFile('qa_data/xml/fruitSearch.xml'); if ($success != true) { print $xml->lastErrorText() . "\n"; exit; } // Search the sub-tree rooted at "searchRoot" // xSearchRoot is a CkXml $xSearchRoot = $xml->FindChild('searchRoot'); // Search for all nodes having the tag "fruit" // xBeginAfter is a CkXml $xBeginAfter = $xSearchRoot->GetSelf(); // xFound is a CkXml $xFound = $xSearchRoot->SearchForTag($xSearchRoot,'fruit'); while (($xSearchRoot->get_LastMethodSuccess() == true)) { print $xFound->content() . "\n"; // xBeginAfter is a CkXml $xBeginAfter = $xFound; // xFound is a CkXml $xFound = $xSearchRoot->SearchForTag($xBeginAfter,'fruit'); } print '--------------------------' . "\n"; // --------------------------------------------------------------------------------- // Now do the same, but instead use SearchForTag2 // which updates the internal reference of the caller instead // of returning the found node. // xBeginAfter is a CkXml $xBeginAfter = $xSearchRoot->GetSelf(); // xSearch is a CkXml $xSearch = $xSearchRoot->GetSelf(); $success = $xSearch->SearchForTag2($xBeginAfter,'fruit'); while ($success == true) { print $xSearch->content() . "\n"; // Copy the internal references so that the next search // begins after the found node. $xBeginAfter->CopyRef($xSearch); $xSearch->CopyRef($xSearchRoot); $success = $xSearch->SearchForTag2($xBeginAfter,'fruit'); } ?> |
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