Web Reference: In this video, we dive deep into optional parameters in TypeScript functions. Learn how to define and use optional parameters to create flexible and reusable... Dec 14, 2017 · To achieve this, we can override the definition of function import in the DEFINE method of the respective model provider extension class. Sample implementation is demonstrated below. When a parameter is optional, you can provide a default value. If the calling program doesn't supply a value for that parameter, the function will automatically use the default.
YouTube Excerpt: 05 09 Optional and Default Parameters
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