PHP attributes()函數(shù)講解

?php 
$note=XML
note> 
to>Tove/to> 
from>Jani/from> 
heading>Reminder/heading> 
body date="2013-01-01" type="private">Don't forget me this weekend!/body> 
/note> 
XML;
$xml=simplexml_load_string($note); 
foreach($xml->body[0]->attributes() as $a => $b) 
{ 
echo $a,'="',$b,""br>"; 
} 
?>

attributes( _ns,is_prefix_ );