Web Reference: Oct 1, 2008 · I came across a very useful article that compares include, extend and prepend methods used inside a class: include adds module methods as instance methods to the class, whereas extend adds module methods as class methods. Jan 10, 2023 · In simple words, the difference between include and extend is that 'include' is for adding methods only to an instance of a class and 'extend' is for adding methods to the class but not to its instance. Dec 20, 2025 · This blog will demystify `include` and `extend`, explain their use cases, and clarify the key differences between them. By the end, you’ll confidently choose between them in your Ruby projects.
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Ruby Include And Extend Net Net Worth 2026: Salary, Income & Wealth Net Worth & Biography

Estimated Worth: $90M - $114M
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Last Updated: April 7, 2026
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