Denotes question regarding Magento Module Helper

Magento's Helper classes contain utility methods that will allow you to perform common tasks on objects and variables.

Helpers are usually used as elements that are global and always available. They can even be created as a Singleton (single instances of objects). Helpers can be called everywhere and you only need to inject them in the class. Helpers are mainly created to provide methods for the most common functionalities. For example, helpers are used to build logs in the Magento application.

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