安裝PHP Excel In Yiiframework 2.0

在 composer.json 和更新composer 去安裝 phpoffice excel.

"require": {

......

"phpoffice/phpexcel": "*"

......

}

Excel Gridview Class In Yiiframework 2.0

namespace app\components;

//namespace bsource\gridview;//in vendor folder

use Yii;

use Closure;

use yii\i18n\Formatter;

..........

class ExcelGrid extends \yii\grid\GridView

{

..........

public function init(){

parent::init();

}

public function run(){

..........

parent::run();

}

public function init_provider(){

..........

}

public function init_excel_sheet(){

..........

}

public function initPHPExcelWriter($writer)

{

..........

}

public function generateHeader(){

..........

}

public function generateBody()

{

..........

}

public function generateRow($model, $key, $index)

{

..........

}

protected function setVisibleColumns()

{

..........

}

public function getColumnHeader($col)

{

..........

}

public static function columnName($index)

{

..........

}

protected function setHttpHeaders()

{

header("Cache-Control: no-cache");

header("Expires: 0");

header("Pragma: no-cache");

header("Content-Type: application/{$this->extension}");

header("Content-Disposition: attachment; filename={$this->filename}.{$this->extension}");

}

}

Method 1:

Add this class in ‘project/components’ folder and defined namespace as

namespace app\components;

Method 2:

If would you like to add it in vendor folder, follow this method. First you have to creat a folder ‘bsource/gridview’ format and have to add this inside. Namespace like

namespace bsource/gridview;

After created class, you have to autoload this class. Goto file

'vendor/composer/autoload_psr4.php'

and add the below line in return array

'bsource\\gridview\\' => array($vendorDir . '/bsource/gridview'),

Gridview To Excel In Yiiframework 2.0

After completed above steps, Just you have to call ‘ExcelGrid’ widget using namespace to export data as excel in yii2.

Excel.php

// \app\components\ExcelGrid::widget([ OR

\bsource\gridview\ExcelGrid::widget([

'dataProvider' => $dataProvider,

'filterModel' => $searchModel,

//'extension'=>'xlsx',

//'filename'=>'excel',

'properties' =>[

//'creator'=>'',

//'title' => '',

//'subject' => '',

//'category'=> '',

//'keywords' => '',

//'manager' => '',

//'description'=>'BSOURCECODE',

//'company'=>'BSOURCE',

],

'columns' => [

['class' => 'yii\grid\SerialColumn'],

'username',

'createdby',

'createdon',

],

]);

Sample Controller.php

............

class CategoryController extends Controller

public function actionExcel()

{

$searchModel = new categorySearch();

$dataProvider = $searchModel->search(Yii::$app->request->queryParams);

return $this->renderPartial('excel', [

'searchModel' => $searchModel,

'dataProvider' => $dataProvider,

]);

}

public function actionIndex()

{

$searchModel = new categorySearch();

$dataProvider = $searchModel->search(Yii::$app->request->queryParams);

return $this->render('index', [

'searchModel' => $searchModel,

'dataProvider' => $dataProvider,

]);

}

............

?>

原文：http://www.bsourcecode.com/yiiframework2/gridview-to-excel-export-extension-in-yiiframework-2-0/

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