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Add more docu
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@ -539,6 +539,13 @@ class RecursiveDirectoryIterator extends DirectoryIterator implements RecursiveI
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/** \ingroup SPL
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* \brief recursive SimpleXML_Element iterator
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*
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* SimpleXMLIterator implements the RecursiveIterator interface. This allows
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* to iterator over all elements using foreach or appropriate while construct
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* just like SimpleXMLElement does. But using the foreach construct you will
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* also iterate over the subelements. Because for every element which has sub
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* elements hasChildren() returns true what results in a call to getchildren()
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* which then returns the iterator for that sub element.
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*/
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class SimpleXMLIterator extends SimpleXMLElement implements RecursiveIterator
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{
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