// Miscellaneous glyphs, UTF-8
$objPHPExcel->setActiveSheetIndex(0)->setCellValue('A4', 'Miscellaneous glyphs')->setCellValue('A5', 'éàèùâêîôûëïüÿäöüç');
$objPHPExcel->getActiveSheet()->setCellValue('A8', "Hello\nWorld");
$objPHPExcel->getActiveSheet()->getRowDimension(8)->setRowHeight(-1);
$objPHPExcel->getActiveSheet()->getStyle('A8')->getAlignment()->setWrapText(true);
// Rename worksheet
echo date('H:i:s'), " Rename worksheet", EOL;
$objPHPExcel->getActiveSheet()->setTitle('Simple');
// Clone worksheet
echo date('H:i:s'), " Clone worksheet", EOL;
$clonedSheet = clone $objPHPExcel->getActiveSheet();
$clonedSheet->setCellValue('A1', 'Goodbye')->setCellValue('A2', 'cruel')->setCellValue('C1', 'Goodbye')->setCellValue('C2', 'cruel');
// Rename cloned worksheet
echo date('H:i:s'), " Rename cloned worksheet", EOL;
$clonedSheet->setTitle('Simple Clone');
$objPHPExcel->addSheet($clonedSheet);
// Set active sheet index to the first sheet, so Excel opens this as the first sheet
$objPHPExcel->setActiveSheetIndex(0);
// Save Excel 2007 file
echo date('H:i:s'), " Write to Excel2007 format", EOL;
$callStartTime = microtime(true);
$objWriter = \PHPExcel\IOFactory::createWriter($objPHPExcel, 'Excel2007');
$objWriter->save(str_replace('.php', '.xlsx', __FILE__));
$callEndTime = microtime(true);
$callTime = $callEndTime - $callStartTime;
echo date('H:i:s'), " File written to ", str_replace('.php', '.xlsx', pathinfo(__FILE__, PATHINFO_BASENAME)), EOL;
echo 'Call time to write Workbook was ', sprintf('%.4f', $callTime), " seconds", EOL;
// Echo memory usage
echo date('H:i:s'), ' Current memory usage: ', memory_get_usage(true) / 1024 / 1024, " MB", EOL;
// Echo memory peak usage
echo date('H:i:s'), " Peak memory usage: ", memory_get_peak_usage(true) / 1024 / 1024, " MB", EOL;
