What are union types in TypeScript?

Can you explain what union types are in TypeScript?

Sure! Union types in TypeScript allow you to define a variable that can hold multiple types. For example, you can declare a variable that can be either a string or a number.

How do I declare a union type?

You can declare a union type using the pipe symbol '|'. For instance: let value: string | number;.

Can you give me an example of using union types in a function?

Absolutely! Here's an example: function printValue(value: string | number) { console.log(value); } This function can accept either a string or a number.

What are the benefits of using union types?

Union types provide flexibility and help in creating more robust code by allowing variables to hold multiple types, enhancing type safety.