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 …
When should I use ?? (nullish coalescing) vs || (logical OR)?
The ?? operator was added to TypeScript 3.7 back in November 2019. And more recently, the ?? operator was included in ES2020, which is supported by Node 14 (released in April 2020).
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 …
In TypeScript, what is the ! (exclamation mark / bang) operator …
Feb 16, 2017 · In TypeScript, what is the ! (exclamation mark / bang) operator when dereferencing a member? Asked 8 years, 4 months ago Modified 1 month ago Viewed 638k …
What does the ampersand (&) mean in a TypeScript type definition?
Intersection type in Typescript A & in TS in the context of a types means an intersection type. It merges all properties of 2 object types together and creates a new type
What is TypeScript and why should I use it instead of JavaScript?
What is the TypeScript language? What can it do that JavaScript or available libraries cannot do, that would give me reason to consider it?
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.
Sort an array of objects in typescript? - Stack Overflow
How do I sort an array of objects in TypeScript? Specifically, sort the array objects on one specific attribute, in this case nome ("name") or cognome ("surname")? /* Object Class*/ export class ...
typescript - How to implement class constants? - Stack Overflow
TypeScript 2.0 has the readonly modifier: class MyClass { readonly myReadOnlyProperty = 1; myMethod() { console.log(this.myReadOnlyProperty); this.myReadOnlyProperty = 5; // error, …
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.