protected function getMasterStylesSectionContent($numWorksheets) { $content = '<office:master-styles>'; for ($i = 1; $i <= $numWorksheets; $i++) { $content .= <<<EOD <style:master-page style:name="mp{$i}" style:page-layout-name="pm{$i}"> <style:header/> <style:header-left style:display="false"/> <style:footer/> <style:footer-left style:display="false"/> </style:master-page> EOD; } $content .= '</office:master-styles>'; return $content; }