(PECL xlswriter >= 1.2.1)
Vtiful\Kernel\Excel::constMemory — Vtiful\Kernel\Excel constMemory
$fileName
, string $sheetName = ?
)Write a large file with constant memory usage.
fileNameXLSX file name
sheetNameWorksheet name
Vtiful\Kernel\Excel instance
Example #1 example
<?php
$config = [
'path' => '/home/viest'
];
$fileObject = new \Vtiful\Kernel\Excel($config);
$file = $instance->constMemory('tutorial.xlsx', 'sheet');
?>