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<?php $xml = '<person> <child role="son1"> <child role="daughter1"/> </child> <child role="daughter2"> <child role="son2"> <child role="son3"/> </child> </child> </person>'; $document = new DOMDocument(); $document->loadXml($xml); $xpath = new DOMXpath($document); foreach ($xpath->evaluate('//child/@role') as $attr) { $result[] = $attr->value; } var_export($result);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 'son1', 1 => 'daughter1', 2 => 'daughter2', 3 => 'son2', 4 => 'son3', )

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