yii2-bootstrap/extensions/gii/generators/crud/templates/views/view.php

<?php

use yii\helpers\Inflector;
use yii\helpers\StringHelper;

/**
 * @var yii\base\View $this
 * @var yii\gii\generators\crud\Generator $generator
 */

$urlParams = $generator->generateUrlParams();

echo "<?php\n";
?>

use yii\helpers\Html;
use yii\widgets\DetailView;

/**
 * @var yii\base\View $this
 * @var <?= ltrim($generator->modelClass, '\\') ?> $model
 */

$this->title = $model-><?= $generator->getNameAttribute() ?>;
$this->params['breadcrumbs'][] = ['label' => '<?= Inflector::pluralize(Inflector::camel2words(StringHelper::basename($generator->modelClass))) ?>', 'url' => ['index']];
$this->params['breadcrumbs'][] = $this->title;
?>
<div class="<?= Inflector::camel2id(StringHelper::basename($generator->modelClass)) ?>-view">

	<h1><?= "<?= " ?>Html::encode($this->title) ?></h1>

	<p>
		<?= "<?= " ?>Html::a('Update', ['update', <?= $urlParams ?>], ['class' => 'btn btn-primary']) ?>
		<?= "<?php " ?>echo Html::a('Delete', ['delete', <?= $urlParams ?>], [
			'class' => 'btn btn-danger',
			'data-confirm' => Yii::t('app', 'Are you sure to delete this item?'),
			'data-method' => 'post',
		]); ?>
	</p>

	<?= "<?php " ?>echo DetailView::widget([
		'model' => $model,
		'attributes' => [
<?php
foreach ($generator->getTableSchema()->columns as $column) {
	$format = $generator->generateColumnFormat($column);
	echo "\t\t\t'" . $column->name . ($format === 'text' ? "" : ":" . $format) . "',\n";
}
?>
		],
	]); ?>

</div>