控制器类中定义数据
public function actionIndex()
{
$h1 = '这是一个主标题!';
$h4 = '这是一个副标题';
$dateTime = new \DateTime();
return $this->render('index', ['title' => $h1, 'subTitle' => $h4,'dateTime'=>$dateTime]);
}
视图中使用数据
<?php
use yii\helpers\Html;
$this->title = 'Login';
?>
<div class="site-index">
<div class="jumbotron">
<h1><?= Html::encode($this->title); ?></h1>
</div>
<div style="text-align: center;">
<?= $subTitle ?>
</div>
<div style="text-align: right;">
<?= $dateTime->format('Y-m-d H:i:s'); ?>
</div>
</div>
运行结果截图
![Yii2 HOW-TO(1):把数据从控制器传递到视图](http://i2.51cto.com/images/blog/201809/15/ecf8b0be987b7647acf95cd4625cd5ab.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)