$subject $subject : \PhpOffice\PhpSpreadsheet\Spreadsheet Spreadsheet to iterate. Type \PhpOffice\PhpSpreadsheet\Spreadsheet
__construct() __construct(\PhpOffice\PhpSpreadsheet\Spreadsheet $subject) Create a new worksheet iterator. Parameters \PhpOffice\PhpSpreadsheet\Spreadsheet $subject
current() current() : \PhpOffice\PhpSpreadsheet\Worksheet\Worksheet Current Worksheet. Returns \PhpOffice\PhpSpreadsheet\Worksheet\Worksheet