What are the best practices for using optional properties in TypeScript?

What are the best practices for using optional properties in TypeScript?

When using optional properties in TypeScript, it's important to clearly define when a property is optional and to provide default values when possible.

Can you give me an example of how to define an optional property?

Sure! You can define an optional property in an interface like this: propertyName?: type; For example, age?: number; means age is optional.

What should I consider when using optional properties?

Consider the implications for type safety and how it affects your code's readability. Always document optional properties to avoid confusion.

Are there any common pitfalls to avoid?

Yes, a common pitfall is assuming an optional property will always be present. Always check for its existence before using it.