<?php

/**

 * 数组转XML

 */

class ArrayToXML

{

private $xmlString;

private function header()

{

$this->xmlString .= '<?xml version="1.0" encoding="utf-8" ?>';

$this->xmlString .= '<root>';

}

private function footer()

{

$this->xmlString .= '</root>';

}

public function encode($array)

{

header('Content-type:text/xml;');

$this->header();

$this->paser($array);

$this->footer();

return $this->xmlString ;

}

private function paser($array)

{

foreach ($array as $key => $value)

{

$tag = is_numeric($key) ? 'item' : $key;

$this->xmlString .= "<$tag";

if (is_array($value))

{

if (isset($value['id'])) $this->xmlString .= " id=\"{$value['id']}\"";

$this->xmlString .= ">";

$this->paser($value);

}

else

{

$this->xmlString .= ">";

$this->xmlString .= $value;

}

$this->xmlString .= "</$tag>";

}

}

}

$array = array(

'code' => 200,

'message' => 'succeess',

'data' => array(

array(

'id' => 1,

'title' => 'demo2',

),

array(

'id' => 2,

'title' => 'demo3',

)

)

);

$xml = new ArrayToXML;

echo $xml->encode($array);

?>