Classic example of phpexcel exporting excel

/**
* phpexcel class library to export excel files
* edit: bbs.it-home.org
*
*/
require 'php-excel.class.php' ;//Refer to Google's phpexcel class
$result = mysql_query("SELECT * FROM dingdan"); //Query a data table and return a record set
$data = array( 1 => array ('Order number', 'Line name'),);
while($row = mysql_fetch_array($result)){//Loop the query results to EXCEL
array_push($data,array($row["dd_bh"], $row ["dd_xianlu_name"]));
}
// generate file (constructor parameters are optional)
$xls = new Excel_XML('GB2312', false, 'Financial Statement');
$xls->addArray($data );
$xls->generateXML('2011010320');
?>

Attached is the phpexcel class php-excel.class.php file code.

class Excel_XML
{
 /**
  * Header (of document)
  * @var string
*/
        private $header = "/n";
        /**
         * Footer (of document)
         * @var string
*/
        private $footer = "";
        /**
         * Lines to output in the excel document
         * @var array
*/
        private $lines = array();
        /**
         * Used encoding
         * @var string
*/
        private $sEncoding;

        /**
         * Convert variable types
         * @var boolean
*/
        private $bConvertTypes;

        /**
         * Worksheet title
         * @var string
*/
        private $sWorksheetTitle;
        /**
         * Constructor
         *
         * The constructor allows the setting of some additional
         * parameters so that the library may be configured to
         * one's needs.
         *
         * On converting types:
         * When set to true, the library tries to identify the type of
         * the variable value and set the field specification for Excel
         * accordingly. Be careful with article numbers or postcodes
         * starting with a '0' (zero)!
         *
         * @param string $sEncoding Encoding to be used (defaults to GBK)
         * @param boolean $bConvertTypes Convert variables to field specification
         * @param string $sWorksheetTitle Title for the worksheet
*/
        public function __construct($sEncoding = 'UTF-8', $bConvertTypes = false, $sWorksheetTitle = 'Table1')
        {
                $this->bConvertTypes = $bConvertTypes;
         $this->setEncoding($sEncoding);
         $this->setWorksheetTitle($sWorksheetTitle);
        }

        /**
         * Set encoding
         * @param string Encoding type to set
*/
        public function setEncoding($sEncoding)
        {
         $this->sEncoding = $sEncoding;
        }
        /**
         * Set worksheet title
         *
         * Strips out not allowed characters and trims the
         * title to a maximum length of 31.
         *
         * @param string $title Title for worksheet
*/
        public function setWorksheetTitle ($title)
        {
                $title = preg_replace ("/[///|:|//|/?|/*|/[|/]]/", "", $title);
                $title = substr ($title, 0, 31);
                $this->sWorksheetTitle = $title;
        }
        /**
         * Add row
         *
         * Adds a single row to the document. If set to true, self::bConvertTypes
         * checks the type of variable and returns the specific field settings
         * for the cell.
         *
         * @param array $array One-dimensional array with row content
*/
        private function addRow ($array)
        {
         $cells = "";
                foreach ($array as $k => $v):
                        $type = 'String';
                        if ($this->bConvertTypes === true && is_numeric($v)):
                                $type = 'Number';
                        endif;
                        $v = htmlentities($v, ENT_COMPAT, $this->sEncoding);
                        $cells .= "" . $v . "/n";
                endforeach;
                $this->lines[] = "/n" . $cells . "/n";
        }
        /**
         * Add an array to the document
         * @param array 2-dimensional array
*/
        public function addArray ($array)
        {
                foreach ($array as $k => $v)
                        $this->addRow ($v);
        }
        /**
         * Generate the excel file
         * @param string $filename Name of excel file to generate (...xls)
*/
        public function generateXML ($filename = 'excel-export')
        {
                // correct/validate filename
                $filename = preg_replace('/[^aA-zZ0-9/_/-]/', '', $filename);

                // deliver header (as recommended in php manual)
                header("Content-Type: application/vnd.ms-excel; charset=" . $this->sEncoding);
                header("Content-Disposition: inline; filename=/"" . $filename . ".xls/"");
                // print out document to the browser
                // need to use stripslashes for the damn ">"
                echo stripslashes (sprintf($this->header, $this->sEncoding));
                echo "/nsWorksheetTitle . "/">/n/n";                foreach ($this->lines as $line)                        echo $line;                echo "


/n/n";
                echo $this->footer;
        }
}
?>