The latest tutorial on how to call public functions

This article introduces the latest tutorial on calling public functions, which is implemented using Easy Language (Yi) language. For beginners, easy-to-language programming languages ​​are easy to learn, and this article provides a detailed step-by-step guide to help users master how to call public functions in Yi applications. By following this tutorial, users will learn how to define, load, and call common functions, thereby enhancing their code reusability and flexibility.

Tutorial on calling public functions in yi framework

How to call public functions of the yi framework?

Calling public functions in the yi framework is very simple, just use Yii:: prefix.

Detailed steps:

1. Introducing Yii class:

To access a public function, you must first introduce the Yii class into your code. You can use the following method:

use yii\helpers\ArrayHelper;

2. Use Yii:: prefix:

To call a common function, prefix Yii:: before the function name. For example, to call array_merge() function, you can use:

$merged = Yii::arrayMerge($array1, $array2);

3. Pass parameters:

When passing arguments to public functions, it is like using any other PHP function. For example:

$sorted = Yii::arraySort($array, 'name');

Example:

Here are some call examples of yi public functions:

• Yii::t() is used to translate strings.
• Yii::app() returns the application instance.
• Yii::log() is used to record information.
• Yii::createObject() is used to create objects.
• Yii::configure() is used to configure application components.

Notes:

• Public functions can be called from anywhere without creating instances or objects in advance.
• Public functions are often used to help programs' tasks such as data verification, formatting, or logging.

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