New examples, including reading a larger workbook in chunks to give improved memory usage
git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@62489 2327b42d-5241-43d6-9e2a-de5ac946f064
This commit is contained in:
Mark Baker
parent
45109e0533
commit
5af4355b78
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@ -16,7 +16,7 @@ date_default_timezone_set('Europe/London');
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<body>
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<h1>PHPExcel Reader Example #11</h1>
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<h2>Simple File Reader for Multiple CSV Files</h2>
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<h2>Reading a Workbook in "Chunks" Using a Configurable Read Filter (Version 1)</h2>
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<?php
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/** Include path **/
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@ -26,32 +26,63 @@ set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
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include 'PHPExcel/IOFactory.php';
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$inputFileType = 'CSV';
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$inputFileNames = array('./sampleData/example1.csv','./sampleData/example2.csv');
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$inputFileType = 'Excel5';
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// $inputFileType = 'Excel2007';
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// $inputFileType = 'Excel2003XML';
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// $inputFileType = 'OOCalc';
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// $inputFileType = 'Gnumeric';
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$inputFileName = './sampleData/example2.xls';
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$objReader = PHPExcel_IOFactory::createReader($inputFileType);
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$inputFileName = array_shift($inputFileNames);
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #1 using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objPHPExcel = $objReader->load($inputFileName);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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foreach($inputFileNames as $sheet => $inputFileName) {
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #',($sheet+2),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objReader->setSheetIndex($sheet+1);
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$objReader->loadIntoExisting($inputFileName,$objPHPExcel);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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/** Define a Read Filter class implementing PHPExcel_Reader_IReadFilter */
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class chunkReadFilter implements PHPExcel_Reader_IReadFilter
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{
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private $_startRow = 0;
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private $_endRow = 0;
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/** We expect a list of the rows that we want to read to be passed into the constructor */
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public function __construct($startRow, $chunkSize) {
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$this->_startRow = $startRow;
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$this->_endRow = $startRow + $chunkSize;
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}
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public function readCell($column, $row, $worksheetName = '') {
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// Only read the heading row, and the rows that were configured in the constructor
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if (($row == 1) || ($row >= $this->_startRow && $row < $this->_endRow)) {
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return true;
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}
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return false;
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}
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}
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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/** Create a new Reader of the type defined in $inputFileType **/
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$objReader = PHPExcel_IOFactory::createReader($inputFileType);
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echo '<hr />';
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echo $objPHPExcel->getSheetCount(),' worksheet',(($objPHPExcel->getSheetCount() == 1) ? '' : 's'),' loaded<br /><br />';
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$loadedSheetNames = $objPHPExcel->getSheetNames();
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,'</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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/** Define how many rows we want for each "chunk" **/
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$chunkSize = 20;
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/** Loop to read our worksheet in "chunk size" blocks **/
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for ($startRow = 2; $startRow <= 240; $startRow += $chunkSize) {
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echo 'Loading WorkSheet using configurable filter for headings row 1 and for rows ',$startRow,' to ',($startRow+$chunkSize-1),'<br />';
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/** Create a new Instance of our Read Filter, passing in the limits on which rows we want to read **/
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$chunkFilter = new chunkReadFilter($startRow,$chunkSize);
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/** Tell the Reader that we want to use the new Read Filter that we've just Instantiated **/
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$objReader->setReadFilter($chunkFilter);
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/** Load only the rows that match our filter from $inputFileName to a PHPExcel Object **/
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$objPHPExcel = $objReader->load($inputFileName);
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// Do some processing here
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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echo '<br />';
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echo '<br /><br />';
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}
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@ -1,6 +1,9 @@
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<?php
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include_once('../baseIncludes.php');
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error_reporting(E_ALL);
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set_time_limit(0);
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date_default_timezone_set('Europe/London');
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?>
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<html>
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@ -13,60 +16,74 @@ include_once('../baseIncludes.php');
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<body>
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<h1>PHPExcel Reader Example #12</h1>
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<h2>Simple File Reader for Tab-Separated Value File using the Advanced Value Binder</h2>
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<h2>Reading a Workbook in "Chunks" Using a Configurable Read Filter (Version 2)</h2>
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<?php
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/** Include path **/
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set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
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/** Set Include path to point at the PHPExcel Classes folder **/
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set_include_path(get_include_path() . PATH_SEPARATOR . '../../PHPExcel/Classes/');
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/** PHPExcel_IOFactory */
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/** Include PHPExcel_IOFactory **/
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include 'PHPExcel/IOFactory.php';
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PHPExcel_Cell::setValueBinder( new PHPExcel_Cell_AdvancedValueBinder() );
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$inputFileType = 'Excel5';
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$inputFileName = './sampleData/example2.xls';
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$inputFileType = 'CSV';
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$inputFileName = './sampleData/example1.tsv';
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/** Define a Read Filter class implementing PHPExcel_Reader_IReadFilter */
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class chunkReadFilter implements PHPExcel_Reader_IReadFilter
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{
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private $_startRow = 0;
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private $_endRow = 0;
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/** Set the list of rows that we want to read */
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public function setRows($startRow, $chunkSize) {
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$this->_startRow = $startRow;
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$this->_endRow = $startRow + $chunkSize;
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}
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public function readCell($column, $row, $worksheetName = '') {
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// Only read the heading row, and the rows that are configured in $this->_startRow and $this->_endRow
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if (($row == 1) || ($row >= $this->_startRow && $row < $this->_endRow)) {
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return true;
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}
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return false;
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}
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}
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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/** Create a new Reader of the type defined in $inputFileType **/
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$objReader = PHPExcel_IOFactory::createReader($inputFileType);
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #1 using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objReader->setDelimiter("\t");
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$objPHPExcel = $objReader->load($inputFileName);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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echo '<hr />';
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echo $objPHPExcel->getSheetCount(),' worksheet',(($objPHPExcel->getSheetCount() == 1) ? '' : 's'),' loaded<br /><br />';
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$loadedSheetNames = $objPHPExcel->getSheetNames();
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Formatted)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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/** Define how many rows we want to read for each "chunk" **/
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$chunkSize = 20;
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/** Create a new Instance of our Read Filter **/
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$chunkFilter = new chunkReadFilter();
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/** Tell the Reader that we want to use the Read Filter that we've Instantiated **/
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$objReader->setReadFilter($chunkFilter);
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/** Loop to read our worksheet in "chunk size" blocks **/
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for ($startRow = 2; $startRow <= 240; $startRow += $chunkSize) {
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echo 'Loading WorkSheet using configurable filter for headings row 1 and for rows ',$startRow,' to ',($startRow+$chunkSize-1),'<br />';
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/** Tell the Read Filter, the limits on which rows we want to read this iteration **/
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$chunkFilter->setRows($startRow,$chunkSize);
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/** Load only the rows that match our filter from $inputFileName to a PHPExcel Object **/
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$objPHPExcel = $objReader->load($inputFileName);
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// Do some processing here
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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echo '<br />';
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echo '<br /><br />';
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}
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echo '<hr />';
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Unformatted)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,false,true);
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var_dump($sheetData);
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echo '<br />';
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}
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echo '<hr />';
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Raw)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,false,false,true);
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var_dump($sheetData);
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echo '<br />';
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}
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?>
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<body>
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@ -16,7 +16,7 @@ date_default_timezone_set('Europe/London');
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<body>
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<h1>PHPExcel Reader Example #13</h1>
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<h2>Handling Loader Exceptions using Try/Catch</h2>
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<h2>Simple File Reader for Multiple CSV Files</h2>
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<?php
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/** Include path **/
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@ -26,19 +26,33 @@ set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
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include 'PHPExcel/IOFactory.php';
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$inputFileName = './sampleData/example_1.xls';
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' using IOFactory to identify the format<br />';
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try {
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$objPHPExcel = PHPExcel_IOFactory::load($inputFileName);
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} catch(Exception $e) {
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die('Error loading file "',pathinfo($inputFileName,PATHINFO_BASENAME),'": ',$e->getMessage());
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$inputFileType = 'CSV';
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$inputFileNames = array('./sampleData/example1.csv','./sampleData/example2.csv');
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$objReader = PHPExcel_IOFactory::createReader($inputFileType);
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$inputFileName = array_shift($inputFileNames);
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #1 using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objPHPExcel = $objReader->load($inputFileName);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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foreach($inputFileNames as $sheet => $inputFileName) {
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #',($sheet+2),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objReader->setSheetIndex($sheet+1);
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$objReader->loadIntoExisting($inputFileName,$objPHPExcel);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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}
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echo '<hr />';
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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echo $objPHPExcel->getSheetCount(),' worksheet',(($objPHPExcel->getSheetCount() == 1) ? '' : 's'),' loaded<br /><br />';
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$loadedSheetNames = $objPHPExcel->getSheetNames();
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,'</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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echo '<br />';
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}
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?>
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@ -0,0 +1,73 @@
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<?php
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include_once('../baseIncludes.php');
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?>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>PHPExcel Reader Example #14</title>
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</head>
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<body>
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<h1>PHPExcel Reader Example #14</h1>
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<h2>Simple File Reader for Tab-Separated Value File using the Advanced Value Binder</h2>
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<?php
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/** Include path **/
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set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
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/** PHPExcel_IOFactory */
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include 'PHPExcel/IOFactory.php';
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PHPExcel_Cell::setValueBinder( new PHPExcel_Cell_AdvancedValueBinder() );
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$inputFileType = 'CSV';
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$inputFileName = './sampleData/example1.tsv';
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$objReader = PHPExcel_IOFactory::createReader($inputFileType);
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' into WorkSheet #1 using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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$objReader->setDelimiter("\t");
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$objPHPExcel = $objReader->load($inputFileName);
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$objPHPExcel->getActiveSheet()->setTitle(pathinfo($inputFileName,PATHINFO_BASENAME));
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echo '<hr />';
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echo $objPHPExcel->getSheetCount(),' worksheet',(($objPHPExcel->getSheetCount() == 1) ? '' : 's'),' loaded<br /><br />';
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$loadedSheetNames = $objPHPExcel->getSheetNames();
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Formatted)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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echo '<br />';
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}
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echo '<hr />';
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Unformatted)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,false,true);
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var_dump($sheetData);
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echo '<br />';
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}
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echo '<hr />';
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foreach($loadedSheetNames as $sheetIndex => $loadedSheetName) {
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echo '<b>Worksheet #',$sheetIndex,' -> ',$loadedSheetName,' (Raw)</b><br />';
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$objPHPExcel->setActiveSheetIndexByName($loadedSheetName);
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,false,false,true);
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var_dump($sheetData);
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echo '<br />';
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}
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?>
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<body>
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</html>
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@ -0,0 +1,46 @@
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<?php
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error_reporting(E_ALL);
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set_time_limit(0);
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date_default_timezone_set('Europe/London');
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?>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>PHPExcel Reader Example #15</title>
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</head>
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<body>
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<h1>PHPExcel Reader Example #15</h1>
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<h2>Handling Loader Exceptions using Try/Catch</h2>
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<?php
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/** Include path **/
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set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
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/** PHPExcel_IOFactory */
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include 'PHPExcel/IOFactory.php';
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$inputFileName = './sampleData/example_1.xls';
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echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' using IOFactory to identify the format<br />';
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try {
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$objPHPExcel = PHPExcel_IOFactory::load($inputFileName);
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} catch(Exception $e) {
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die('Error loading file "',pathinfo($inputFileName,PATHINFO_BASENAME),'": ',$e->getMessage());
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}
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echo '<hr />';
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$sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
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var_dump($sheetData);
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?>
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<body>
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</html>
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