php读取excel文件的简单实例

     $this->loadexcel();//半酣phpexcel文件
            $_readexcel = new phpexcel_reader_excel2007();
            if(!$_readexcel->canread('link.xls')){
            $_readexcel = new phpexcel_reader_excel5();
            }
            $_phpexcel = $_readexcel->load('link.xls');
            $sheetcount = $_phpexcel->getsheetcount();
            $newexcel = array();
            $exceldata = array();

            for($s = 0;$s<$sheetcount;$s++) {
                $currentsheet = $_phpexcel->getsheet($s);
                $allcolumn = $currentsheet->gethighestcolumn();
                $allrow = $currentsheet->gethighestrow();
                for($r = 1;$r<=$allrow;$r++){

                    for($currentcolumn='a';$currentcolumn<=$allcolumn;$currentcolumn++){
                        $address = $currentcolumn.$r;
                        $newexcel[] = $currentsheet->getcell($address)->getvalue();
                    }
                }
            }