getParentWriter() getParentWriter() : \PhpOffice\PhpSpreadsheet\Writer\Ods Get Ods writer. Returns \PhpOffice\PhpSpreadsheet\Writer\Ods —
__construct() __construct(\PhpOffice\PhpSpreadsheet\Writer\Ods $writer) : mixed Set parent Ods writer. Parameters \PhpOffice\PhpSpreadsheet\Writer\Ods $writer Returns mixed —
writeThumbnail() writeThumbnail(\PhpOffice\PhpSpreadsheet\Spreadsheet $spreadsheet = null) : string Write Thumbnails/thumbnail.png to PNG format. Parameters \PhpOffice\PhpSpreadsheet\Spreadsheet $spreadsheet Returns string — XML Output