Eu gostaria que aparece-se logo no ecrã para download/abrir o ficheiro xls ou xlsx. Aproveito e deixo aqui o código do código que falei antes. Tirei da net, a unica coisa que mudei foi que fiz ir buscar ao banco de dados os valores da tabela <?php /** * Simple excel generating from PHP5 * * @package Utilities * @license http://www.opensource.org/licenses/mit-license.php * @author Oliver Schwarz <oliver.schwarz@gmail.com> * @version 1.0 */ /** * Generating excel documents on-the-fly from PHP5 * * Uses the excel XML-specification to generate a native * XML document, readable/processable by excel. * * @package Utilities * @subpackage Excel * @author Oliver Schwarz <oliver.schwarz@vaicon.de> * @version 1.1 * * @todo Issue #4: Internet Explorer 7 does not work well with the given header * @todo Add option to give out first line as header (bold text) * @todo Add option to give out last line as footer (bold text) * @todo Add option to write to file */ class Excel_XML { /** * Header (of document) * @var string */ private $header = "<?xml version=\"1.0\" encoding=\"%s\"?\>\n<Workbook xmlns=\"urn:schemas-microsoft-com:office:spreadsheet\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns:ss=\"urn:schemas-microsoft-com:office:spreadsheet\" xmlns:html=\"http://www.w3.org/TR/REC-html40\">"; /** * Footer (of document) * @var string */ private $footer = "</Workbook>"; /** * 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 UTF-8) * @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, 500); $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); $cells .= "<Cell><Data ss:Type=\"$type\">" . $v . "</Data></Cell>\n"; endforeach; $this->lines[] = "<Row>\n" . $cells . "</Row>\n"; } /** * Add an array to the document * @param array 2-dimensional array */ public function addArray ($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 "\n<Worksheet ss:Name=\"" . $this->sWorksheetTitle . "\">\n<Table>\n"; foreach ($this->lines as $line) echo $line; echo "</Table>\n</Worksheet>\n"; echo $this->footer; } } // o meu código para gerar o array, indo buscar os valores ao banco de dados // Se for buscar mais de 35 linhas ele dá problemas... include "Meteorological Center/connect_meteorological_center.php"; $query = "SELECT * FROM a20120327 LIMIT 35"; $result = mysql_query($query, $db) or die("Could not complete database query"); $count = 1; $data= array (array ('Time', 'Wind Direction', 'Avg Wind Speed')); while ($row = mysql_fetch_array($result)) { $data1= array (array( $row['measurement_time'], $row['wind_direction'], $row['avg_wind_speed'])); $data = array_merge($data, $data1); } // generate file (constructor parameters are optional) $xls = new Excel_XML('UTF-8', false, 'My Test Sheet'); $xls->addArray($data); $xls->generateXML('my-test'); ?>[/codebox] Se tiver mais de 35 linhas o excel não funciona bem, mostrando o array (como se o vissemos com um print_r) e no final algo deste genero: <Row> <Cell><Data ss:Type="String">00:33:00</Data></Cell> <Cell><Data ss:Type="String">8</Data></Cell> <Cell><Data ss:Type="String">4.8000</Data></Cell> </Row> Consegues-me ajudar? 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