Yii Does Not Work With Angularjs

Hi, an easiest AngularJS sample is:

index.html::

<html ng-app="">

&lt;head&gt;


    &#60;script type=&quot;text/javascript&quot; src=&quot;js/angular.min.js&quot;&gt;&lt;/script&gt;


&lt;/head&gt;


&lt;body&gt;


    &lt;input type=&quot;text&quot; ng-model=&quot;variable1&quot;&gt;


    {{variable1}}


&lt;/body&gt;

</html>

However, if I use Yii instead::

<?php echo CHtml::textField(‘variable1’ , Yii::app()->session[‘variable1’], array(‘id’=>‘variable1’,‘class’=>‘variable1’,‘ng-model’=>‘variable1’)); ?>

&lt;input type=&quot;text&quot; id=&quot;variable2&quot; class=&quot;variable12&quot; ng-model=&quot;variable12&quot; value=&quot;0&quot;&gt;

{{variable1}}–{{variable2}}

Then neither {{variable1}} nor {{variable2}} will change according to textbox variable1 or variable2. Anyone knows what mistake I made again?

sorry, i must slept too little. i forgot to include angular.js ;D