Error bij export excel bestand
Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 27262959 bytes) in excel\test_excel.php on line 27
Memory size staat ingesteld op standaart
Maar neem aan dat dat geen problemen kan geven aangezien een excel bestand niet zo groot wordt, of heb ik dat verkeerd?
Het script:
Code (php)
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<?php
/**
* @author Mark Eilander
* @copyright 2008
*/
class ExcelExport {
var $file;
var $row;
function ExcelExport() {
$this->file = $this->__BOF();
$row = 0;
}
function __BOF() {
return pack("ssssss", 0x809, 0x8, 0x0, 0x10, 0x0, 0x0);
}
function __EOF() {
return pack("ss", 0x0A, 0x00);
}
function __writeNum($row, $col, $value) {
$this->file .= pack("sssss", 0x203, 14, $row, $col, 0x0);
$this->file .= pack("d", $value);
}
function __writeString($row, $col, $value ) {
$L = strlen($value);
$this->file .= pack("ssssss", 0x204, 8 + $L, $row, $col, 0x0, $L);
$this->file .= $value;
}
function writeCell($value,$row,$col) {
if(is_numeric($value)) {
$this->__writeNum($row,$col,$value);
}elseif(is_string($value)) {
$this->__writeString($row,$col,$value);
}
}
function addRow($data,$row=null) {
//If the user doesn't specify a row, use the internal counter.
if(!isset($row)) {
$row = $this->row;
$this->row++;
}
for($i = 0; $i<count($data); $i++) {
$cell = $data[$i];
$this->writeCell($cell,$row,$i);
}
}
function download($filename) {
header("Pragma: public");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Content-Type: application/force-download");
header("Content-Type: application/octet-stream");
header("Content-Type: application/download");;
header("Content-Disposition: attachment;filename=$filename ");
header("Content-Transfer-Encoding: binary ");
$this->write();
}
function write() {
echo $file = $this->file.$this->__EOF();
}
function GetTitels()
{
$m_oConnection = mysql_connect("localhost", "admin", "eenmaal") or die(mysql_error());
mysql_select_db('excel', $m_oConnection) or die(mysql_error());
$m_sQuery = "SELECT * FROM survey_5171";
$m_aResult = mysql_query($m_sQuery);
$m_nCount = mysql_num_fields($m_aResult);
for ($m_nCounter = 0; $m_nCounter < $m_nCount; $m_nCounter++) {
$m_nVeldNaam = mysql_field_name($m_aResult, $m_nCounter);
$m_nVeldNaam = str_replace("Vr_", "", $m_nVeldNaam);
$m_nVeldNummer = explode("_", $m_nVeldNaam);
if ($m_nVeldNummer[1] != "") {
$m_sQueryVeldNaam = "SELECT Titel FROM Vragen WHERE VID = ".$m_nVeldNummer[0]."";
$m_aResultVeldNaam = mysql_query($m_sQueryVeldNaam);
$m_sRowVeldNaam = mysql_fetch_row($m_aResultVeldNaam);
// Code uit script van maurice, geen idee wat dit doet.
//$Titel_clean = str_replace(" ", "_", $m_sRow[0]);
//$Titel_clean = str_replace("(", "", $Titel_clean);
//$Titel_clean = str_replace(")", "", $Titel_clean);
//echo $m_sRowVeldNaam[0]."_".$m_nVeldNummer[1]."<br />";
$m_aArray[] = $m_sRowVeldNaam[0] . "_" . $m_nVeldNummer[1];
} else {
//echo $m_nVeldNummer[0]."<br />";
$m_aArray[] = $m_nVeldNummer[0];
}
}
return $m_aArray;
}
function GetContent()
{
$m_oConnectionContent = mysql_connect("localhost", "admin", "eenmaal") or die(mysql_error());
mysql_select_db('excel', $m_oConnectionContent) or die(mysql_error());
$m_sQueryContent = "SELECT * FROM survey_5171";
$m_aResultContent = mysql_query($m_sQueryContent);
$m_nCountContent = mysql_num_rows($m_aResultContent);
while ($m_sRowContent = mysql_fetch_assoc($m_aResultContent)) {
foreach ($m_sRowContent as $key => $value)
{
$m_aContent[] = $value;
}
$this->addRow($m_aContent);
}
}
}
$xls = new ExcelExport();
$m_aTitels = $xls->GetTitels();
$xls->addRow($m_aTitels);
$xls->GetContent();
$xls->download("websites.xls");
/*
* tel het aantal rijen in de array
*echo count($m_aArray);
*/
?>
/**
* @author Mark Eilander
* @copyright 2008
*/
class ExcelExport {
var $file;
var $row;
function ExcelExport() {
$this->file = $this->__BOF();
$row = 0;
}
function __BOF() {
return pack("ssssss", 0x809, 0x8, 0x0, 0x10, 0x0, 0x0);
}
function __EOF() {
return pack("ss", 0x0A, 0x00);
}
function __writeNum($row, $col, $value) {
$this->file .= pack("sssss", 0x203, 14, $row, $col, 0x0);
$this->file .= pack("d", $value);
}
function __writeString($row, $col, $value ) {
$L = strlen($value);
$this->file .= pack("ssssss", 0x204, 8 + $L, $row, $col, 0x0, $L);
$this->file .= $value;
}
function writeCell($value,$row,$col) {
if(is_numeric($value)) {
$this->__writeNum($row,$col,$value);
}elseif(is_string($value)) {
$this->__writeString($row,$col,$value);
}
}
function addRow($data,$row=null) {
//If the user doesn't specify a row, use the internal counter.
if(!isset($row)) {
$row = $this->row;
$this->row++;
}
for($i = 0; $i<count($data); $i++) {
$cell = $data[$i];
$this->writeCell($cell,$row,$i);
}
}
function download($filename) {
header("Pragma: public");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Content-Type: application/force-download");
header("Content-Type: application/octet-stream");
header("Content-Type: application/download");;
header("Content-Disposition: attachment;filename=$filename ");
header("Content-Transfer-Encoding: binary ");
$this->write();
}
function write() {
echo $file = $this->file.$this->__EOF();
}
function GetTitels()
{
$m_oConnection = mysql_connect("localhost", "admin", "eenmaal") or die(mysql_error());
mysql_select_db('excel', $m_oConnection) or die(mysql_error());
$m_sQuery = "SELECT * FROM survey_5171";
$m_aResult = mysql_query($m_sQuery);
$m_nCount = mysql_num_fields($m_aResult);
for ($m_nCounter = 0; $m_nCounter < $m_nCount; $m_nCounter++) {
$m_nVeldNaam = mysql_field_name($m_aResult, $m_nCounter);
$m_nVeldNaam = str_replace("Vr_", "", $m_nVeldNaam);
$m_nVeldNummer = explode("_", $m_nVeldNaam);
if ($m_nVeldNummer[1] != "") {
$m_sQueryVeldNaam = "SELECT Titel FROM Vragen WHERE VID = ".$m_nVeldNummer[0]."";
$m_aResultVeldNaam = mysql_query($m_sQueryVeldNaam);
$m_sRowVeldNaam = mysql_fetch_row($m_aResultVeldNaam);
// Code uit script van maurice, geen idee wat dit doet.
//$Titel_clean = str_replace(" ", "_", $m_sRow[0]);
//$Titel_clean = str_replace("(", "", $Titel_clean);
//$Titel_clean = str_replace(")", "", $Titel_clean);
//echo $m_sRowVeldNaam[0]."_".$m_nVeldNummer[1]."<br />";
$m_aArray[] = $m_sRowVeldNaam[0] . "_" . $m_nVeldNummer[1];
} else {
//echo $m_nVeldNummer[0]."<br />";
$m_aArray[] = $m_nVeldNummer[0];
}
}
return $m_aArray;
}
function GetContent()
{
$m_oConnectionContent = mysql_connect("localhost", "admin", "eenmaal") or die(mysql_error());
mysql_select_db('excel', $m_oConnectionContent) or die(mysql_error());
$m_sQueryContent = "SELECT * FROM survey_5171";
$m_aResultContent = mysql_query($m_sQueryContent);
$m_nCountContent = mysql_num_rows($m_aResultContent);
while ($m_sRowContent = mysql_fetch_assoc($m_aResultContent)) {
foreach ($m_sRowContent as $key => $value)
{
$m_aContent[] = $value;
}
$this->addRow($m_aContent);
}
}
}
$xls = new ExcelExport();
$m_aTitels = $xls->GetTitels();
$xls->addRow($m_aTitels);
$xls->GetContent();
$xls->download("websites.xls");
/*
* tel het aantal rijen in de array
*echo count($m_aArray);
*/
?>
