What is the use of yii framework controller
The controller of the Yii framework is part of the MVC pattern. It is an object that inherits the Yii\base\Controller class and is responsible for processing requests and generating responses. Specifically, after taking over control from the application body, the controller analyzes the request data and transmits it to the model, transmits the model results to the view, and finally generates output response information.
Nov 30, 2019 pm 01:13 PM
Are Yii framework application components service locators?
No, the Yii framework application body is the service locator, which deploys a set of application components that provide various functions to handle requests. For example, the urlManager component is responsible for routing web page requests to the corresponding controller. The db component provides database-related services and more.
Nov 29, 2019 pm 03:36 PM
How to understand the application body of Yii framework?
The application subject is the object that manages the overall structure and life cycle of the Yii framework application system. Each Yii application system can only contain one application principal. The application principal is created in the entry script and can be accessed globally through the expression \Yii::$app.
Nov 29, 2019 pm 01:43 PM
What is the use of the yii framework entry script?
The yii framework entry script mainly completes defining global constants, registering the Composer autoloader, including Yii class files, loading application configurations, creating an application instance and configuring it, creating an application instance and configuring it, and calling yii\base\Application::run() to handle requests etc.
Nov 28, 2019 pm 03:31 PM
What is the application structure of yii framework?
Yii is organized according to the Model-View-Controller (MVC) design pattern. In addition to MVC, Yii applications also have entry scripts, applications, application components, modules, filters, and widgets.
Nov 28, 2019 pm 01:26 PM
How to open Gii in yii framework
Gii is a module in Yii. It can be enabled by configuring the modules property of the application. Usually in the config/web.php file, if the current development environment is, the application will include the gii module, and the module class is yii\gii\Module.
Nov 27, 2019 pm 04:13 PM
How to connect the yii framework to the database
If the yii framework wants to connect to the database, please make sure you have installed the PHP PDO extension and the PDO driver of the database you are using. This is a basic requirement. Open config/db.php and modify the configuration parameters inside to correspond to your database configuration.
Nov 27, 2019 pm 01:57 PM
The difference between andWhere and andFilterWhere in yii2
andWhere, regardless of whether the query condition parameter is empty or not, the condition will be added. andFilterWhere, when the condition parameter is empty, the condition will be automatically filtered.
Nov 26, 2019 pm 05:17 PM
How to query multiple or in andWhere in YII2
This article describes how to perform multiple or queries in andWhere in the yii2 framework. I hope it will be helpful to you! Using andWhere to perform multiple or queries in yii2 requires passing in an array.
Nov 26, 2019 pm 05:12 PM
How to use forms in yii framework
To use forms in the Yii framework, you need to create a model to represent the data entered by the user through the form, declare rules to validate the entered data, and generate an HTML form in the view.
Nov 26, 2019 pm 05:09 PM
How to use indexBy() in Yii2
In project development, some special values ??are often used as the index of the array. Generally, the data can be queried first and then the array can be spliced ??into the required format in a loop. However, the YII2 framework provides a simpler method indexBy(). When you call the all() method, it returns an array indexed by consecutive integer values.
Nov 26, 2019 pm 04:55 PM
How to create hello page using yii framework
You need to master three things to create a hello page using the Yii framework: how to create an action to respond to a request, how to create a view to construct response content, and how an application dispatches requests to actions.
Nov 26, 2019 pm 02:44 PM
Detailed introduction to how to install php framework Yii in win7
This article describes how to install the php framework Yii in win7. Share it with everyone for your reference. First download Yii, then use yiic to generate the web directory, and finally configure the path.
Nov 25, 2019 pm 03:24 PM
Yii is a fast, secure and professional PHP framework
Yii is a high-performance PHP framework suitable for developing WEB2.0 applications. Yii comes with a rich set of features, including MVC, DAO/ActiveRecord, I18N/L10N, caching, authentication and role-based access control, scaffolding, testing, etc., which can significantly shorten development time.
Nov 25, 2019 pm 03:20 PM
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