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Import *.xls, *.xlsx by PHPExcel for Yii 2 framework

Model.php:

public function behaviors() {
    return [
      ImportBehavior::className()
    ]
}
public function onImportRow($row, $index, $max_row) {
    $this->addLog( implode(', ', $row). " ($index/$max_row)" );
    return true; // return FALSE to stop import
}

Controller.php:

public function actionImport() {
    $model = new Model();
    $model->importExcel();
    return $this->render('import', [ 'model' => $model ]);
}

View import.php:

<? $form = ActiveForm::begin([ 'options' => [ 'enctype' => "multipart/form-data", ] ]); ?>

    <?= \yarisrespect\excel\ImportFileWidget::widget([
        'model' => $model, 'form' => $form, 'label' => 'File'
    ])?>
    <?= Html::submitButton('Import') ?>
    <?= \yarisrespect\excel\ImportLogWidget::widget([ 'model' => $model, ])?>
    
<? ActiveForm::end(); ?>