Why use triple-equal (===) in TypeScript? - Stack Overflow
Jul 20, 2019 · In JavaScript, it's commonly seen as best practice to use === instead of ==, for obvious and well-known reasons. In TypeScript, which is one to be preferred? Is there even one which is …
Does Typescript support the ?. operator? (And, what's it called?)
Jan 17, 2017 · Yes. As of TypeScript 3.7 (released on November 5, 2019), this feature is supported and is called Optional Chaining: At its core, optional chaining lets us write code where TypeScript can …
In TypeScript, what is the ! (exclamation mark / bang) operator when ...
Feb 16, 2017 · It tells TypeScript to leave the expressions result as it is and pass it to JavaScript. It allows the use of JavaScript semantics in TypeScript, such as using loose equality (with the …
What does the ampersand (&) mean in a TypeScript type definition?
What does the ampersand (&) mean in a TypeScript type definition? Asked 9 years, 4 months ago Modified 1 year ago Viewed 97k times
How do I dynamically assign properties to an object in TypeScript ...
Learn how to dynamically assign properties to an object in TypeScript with this helpful guide.
typescript - 'unknown' vs. 'any' - Stack Overflow
Jul 20, 2018 · 880 TypeScript 3.0 introduces unknown type, according to their wiki: unknown is now a reserved type name, as it is now a built-in type. Depending on your intended use of unknown, you …
Newest 'typescript' Questions - Stack Overflow
5 days ago · Stack Overflow | The World’s Largest Online Community for Developers
typescript - What is the Record type? - Stack Overflow
Jun 6, 2021 · What does Record<K, T> mean in Typescript? Typescript 2.1 introduced the Record type, describing it in an example: // For every properties K of type T, transform it to U function …
typescript - What does the "as" keyword do? - Stack Overflow
Apr 21, 2019 · The as keyword is a type assertion in TypeScript which tells the compiler to consider the object as another type than the type the compiler infers the object to be.
typescript - How can I define an interface for an array of objects ...
Yes, your example of defining an interface only for the particular items would be a more useful way to do it. It would be quite rare to have an array of items, but not want to conveniently reference a single …