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Cookie management in Yii

Revision #4 has been created by Rodrigo Coelho on Apr 20, 2011, 4:25:57 PM with the memo:

small typo correction
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Cookie management in Yii

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How-tos

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cookies, cookie

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[...]
Cookies in Yii are read from [CHttpCookie](http://www.yiiframework.com/doc/api/1.1/CHttpCookie/ "") which is **an object**, that's why you have add **->value** to your code (see examples in previous chapter). If you omit that, you'll get warning or error saying that object of class CHttpCookie cannot be converted to a string.

### Safe reading

On the same basis, as above, if a particular cookie does not exists, a corresponding object (CHttpCookie instance) for it will not be created! Trying to read such cookie will result in error "Trying to get property of non-object". ItTo avoid that, it is always better to read a cookie using ternary operator, like that:


```php
$cookie = (isset(Yii::app()->request->cookies['cookie_name']->value)) ? Yii::app()->request->cookies['cookie_name']->value : '';
```
[...]
38 1
40 followers
Viewed: 195 625 times
Version: 1.1
Category: How-tos
Tags: ccookiecollection, chttpcookie, cookie, cookies, safe reading
Written by: Trejder
Last updated by: resurtm
Created on: Feb 26, 2011
Last updated: 11 years ago
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