Builder Pattern: Implementing a URL Object Builder

Learn the implementation details of a URL object builder.

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We want to implement a Url class that can hold all the components of a standard URL, validate them, and format them back into a string. This class is going to be intentionally simple and minimal, so for standard production use, we recommend the built-in URL class.


Now, let’s implement our custom Url class in a url.js named file.

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