yii

common.php

_

view.php

<?php
/* @var $this yii\web\View */

// convert to url
\yii\helpers\Url::to(['auto-save/save-data']);

// current user (logged)
Yii::$app->user->identity->id; 

// output a tag
yii\helpers\Html::a('Manage Users', ['user/index'], ['class' => 'list-group-item']);

// load js file after jQuery
$this->registerJsFile('@web/js/auto-save.js', array(
    'depends' => [yii\web\JqueryAsset::className()]
));

// load js code at head
$this->registerJs('var saveDataUrl="'.\yii\helpers\Url::to(['auto-save/save-data']).'";', $this::POS_HEAD);