How to access the controller in yii2
Yii2's default controller has only one directory under the controller directory. When needed for development, you need to add a new directory under this directory, that is, add a secondary directory under the controller, such as: controller/api/MemberController. php.
Nov 05, 2019 pm 02:28 PM
yii2 determines whether the table exists
The method for yii2 to determine whether a table exists is divided into two steps: the first step is to find all the table names in the database, and the table names are obtained as two-dimensional arrays; the second step is to determine whether the table names exist in the two-dimensional array.
Nov 05, 2019 pm 02:08 PM
How to implement yii2 routing
yii2 routing refers to the part of the URL used to identify the module, controller, and action used to process user requests. It is generally specified by the r query parameter.
Nov 05, 2019 pm 02:00 PM
How to use yii2 session
Yii2's Session is relatively simple, just operate it directly through \Yii::$app->session.
Nov 05, 2019 pm 01:43 PM
The difference between dao and ar in yii2
The difference between dao and ar in yii2: AR is not intended to solve all database-related tasks. Its best applications are modeling data tables into PHP structures and executing queries that do not contain complex SQL statements. For complex query scenarios, Yii DAO should be used.
Nov 05, 2019 pm 01:20 PM
Reasons why yii2 cookie cannot be retrieved
When using the method in yii2 to obtain a cookie, the string in the cookieValidationKey will be read to decrypt it (it will also be used to encrypt the cookie when storing it). Since js does not encrypt the cookie, it cannot be decrypted here, and naturally the cookie cannot be obtained.
Nov 05, 2019 am 11:55 AM
How to use yii2 aftersave
After saving, yii2 will call the aftersave method. Aftersave only does one thing, which is to trigger the corresponding event event, EVENT_AFTER_INSERT or EVENT_AFTER_UPDATE. You can look at the events of Yii2
Nov 05, 2019 am 11:48 AM
How to use jquery in yii
Yii uses jquery method: Yii::app()->clientScript->registerCoreScript('jquery'); . Through this registration statement, if the system automatically loads it, it will not be registered. If not, jquery will be loaded through this statement.
Nov 05, 2019 am 11:34 AM
How to set layouts in yii
When we use render() in the controller, Yii will load the layout by default. Modify the $layout variable in Controller.php under protected/componets to specify a custom layout file.
Nov 05, 2019 am 11:25 AM
What are the advantages of yii framework
Advantages of the yii framework: Yii's code is simple and elegant. Yii is a full-stack framework that provides a large number of time-tested and out-of-the-box features. Yii is very easy to extend. Yii implements the MVC (Model-View-Controller) design pattern and Organize your code based on this pattern.
Nov 05, 2019 am 11:07 AM
What are the advantages of the yii framework?
The advantages of the yii framework are that Yii is easy to learn and use, the development speed with Yii is very fast, Yii is highly reusable and scalable, Yii has rich functions, and Yii is carefully designed from the beginning to adapt to complex WEB For application development, Yii has complete documentation and Yii is free.
Nov 05, 2019 am 10:47 AM
What are the disadvantages of yii framework
The shortcomings of the Yii framework include less guidance and consideration of the Model layer, fewer document examples, proficiency in PHP technology, proficiency in OOP programming, and View is not an ideal view.
Nov 05, 2019 am 10:41 AM
Is yii framework gii used a lot?
As a major development tool, Gii is still used a lot. Gii of the Yii framework is a rapid creator. Of course, it is of little significance for learning, but for those who already understand its principles and use it to develop, it is a good tool for rapid development.
Nov 05, 2019 am 10:34 AM
Does yii2 support php7?
yii2 supports php7. The minimum available version of Yii2 for PHP7.2 is 2.0.13. The project uses Composer to manage bower and npm front-end resources.
Nov 05, 2019 am 10:14 AM
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