ThinkPHP5.0 reference PHPExcel plug-ins, export database data in the page

extend a file, ThinkPHP5.0 folder under the framework of the introduction of plug-PHPExcel

 

Second, the common functions:

/ ** 
* Export data to xls format success 
* @param $ headArr // header 
* @param $ data // query data 
* @param $ filename // download file name 
* Example: 
* the Data $ db = ( 'the Message ') -> wherein. (' ID ', $ IDS) -> SELECT (); 
* $ = Field Array ( 
*' A '=> Array (' ID ',' unique identifiers'), 
* 'B' => array ( 'title', 'theme'), 
* 'C' => Array ( 'phoneNum', 'phone'), 
* 'D' => Array ( 'AddTime', 'time'), 
*); 
* phpExcel (Field $, $ Data, DATE ( 'Ym of-D')); 
* / 
function phpExcel (headArr $, $ Data, $ filename) 
{ 
    // file is introduced 
    require_once (EXTEND_PATH 'PHPExcel / Classes / PHPExcel.php'.) ;
    // Instantiate 
    $ objPHPExcel = new PHPExcel ();
    $ objWriter = new PHPExcel_Writer_Excel5 ($ objPHPExcel ); // save the settings format version 
    the foreach ($ AS Data Key $ => $ value) { 
        the foreach ($ headArr AS = K $> $ V) { 

            // Set the column header statements 
            if ( Key == 0 $) { 
                $ objPHPExcel-> getActiveSheet () -> setCellValue ($ K '. 1', V $ [. 1]);. 
            } 

            // Add the contents of the table 
            $ i = $ key + 2; // table is 2 starting from 
            $ objPHPExcel-> getActiveSheet () -> setCellValue (K $ I $, $ value [$ V [0]].); 


            / ** 
             * set the relevant table 
             * / 

            // when formatting PHPExcel_Style_NumberFormat :: FORMAT_NUMBER to avoid some big numbers 
            // is displayed using scientific notation, with the following setAutoSize ways to make the contents of each line 
            // are all displayed according to the original content
            $ objPHPExcel-> getActiveSheet () -> the getStyle (K $ I $.) -> getNumberFormat () -> setFormatCode (PHPExcel_Style_NumberFormat :: FORMAT_NUMBER); 

            // set the cell width adaptive text length 
            $ objPHPExcel-> getActiveSheet () - > getColumnDimension ($ k) -> setAutoSize (to true); 
            // centered horizontally 
// $ objPHPExcel-> getActiveSheet () - > getStyle (. $ k $ i) -> getAlignment () -> setHorizontal (\ PHPExcel_Style_Alignment :: HORIZONTAL_CENTER ); 
            // centered vertically 
. // $ objPHPExcel-> getActiveSheet () -> getStyle ($ k $ i) -> getAlignment () -> setVertical (\ PHPExcel_Style_Alignment :: VERTICAL_CENTER); 
            automatically wrap text // 
            $ objPHPExcel-> getActiveSheet () -> getStyle ($ k $ i.) -> getAlignment () -> setWrapText (true);
        }
    }

    // send to the client as a download format xls header information

    header("Pragma: public");
    header("Expires: 0");
    header("Cache-Control:must-revalidate, post-check=0, pre-check=0");
    header("Content-Type:application/force-download");
    header("Content-Type:application/vnd.ms-execl");
    header("Content-Type:application/octet-stream");
    header("Content-Type:application/download");;
    header('Content-Disposition:attachment;filename=' . $filename . '.xls');
    header("Content-Transfer-Encoding:binary");
    $objWriter->save('php://output');
}

Third, call the function in the controller, to download the file