A static method is a method in Apex that is associated with the class rather than with instances of the class. This means that a static method can be called directly on the class itself, rather than on an instance of the class.
To create a static method in Apex, you use the 'static' keyword before the method definition.
Here is an example:
In this example,
myStaticMethod() is a static method of the MyClass class.
It can be called directly on the class like this:
The use of static methods in Apex is to provide utility methods that can be called from anywhere in your code, without needing to create an instance of the class first. Some common use cases for static methods include:
- Helper methods that perform a common task, like formatting a phone number or validating an email address
- Utility methods that interact with external systems, like sending an email or making an API call
- Methods that provide information about the application, like the version number or the current user's ID
Here's an example of a static method that generates a random number between two given values:
In this example, getRandomNumber() is a static method of the MathUtils class. It takes two arguments, min and max, which are the range of values that the random number can be generated from. The method returns an Integer value.
To use this method in your code, you can call it directly on the class like this:
This will generate a random number between 1 and 10 and print it to the debug log.
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