php数组转xml

$ar = array( 

    "auth" => array( 

        "user" => "customer",

        "password" => "password",

        "context" => "4",

    ),

    "owner" => array( 

        "user" => "customer2",

        "context" => "4",

    ),

    "language" => "en",

    "task" => array( 

        "code" => "0130",

    ), 

);

$xml = simplexml_load_string('<request />');

create($ar, $xml);

echo $xml->saveXML();

 

function create($ar, $xml) {

    foreach($ar as $k=>$v) {

        if(is_array($v)) {

            $x = $xml->addChild($k);

            create($v, $x);

        }else $xml->addChild($k, $v);

    }

}

 

/* 结果显示

<?xml version="1.0" ?> 

<request>

    <auth>

        <user>customer</user> 

        <password>password</password> 

        <context>4</context> 

    </auth>

    <owner>

        <user>customer2</user> 

        <context>4</context> 

    </owner>

    <language>en</language> 

    <task>

        <code>0130</code> 

    </task>

</request>

*/