In TypeScript, you can use an array to represent a closed list of strings by specifying the valid string values as elements of the array. Here's how you can create and use such an array: ```typescript const validColors: string[] = ["red"…
To ensure that all keys of an enum are present in an array in TypeScript, you can use TypeScript's type system to perform a type check. Here's an example of how to achieve this: Suppose you have an enum like this: ```typescript enum Days { …