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<?php $xml = <<< EOT <?xml version="1.0" encoding="utf-8" standalone="yes" ?> <userlist> <users> <user> <id>2</id> <name>Bob</name> </user> <user> <id>1</id> <name>David</name> </user> </users> </userlist> EOT; $x_obj = simplexml_load_string($xml); // Example 1 $ex1 = $x_obj->xpath('//user'); function cmp($a, $b) { if ( $a->id > $b->id) return -1; if ( $a->id < $b->id) return 1; return 0; } usort($ex1, cmp); var_dump($ex1); // Example 2 $ex2 = $x_obj->xpath('//user[id=2]'); var_dump($ex2);
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