Objects with Properties

Documentation

The global variable myLib has a function makeGreeting for creating greetings, and a property numberOfGreetings indicating the number of greetings made so far.

Code

let result = myLib.makeGreeting("hello, world");
console.log("The computed greeting is:" + result);
 
let count = myLib.numberOfGreetings;

Declaration

Use declare namespace to describe types or values accessed by dotted notation.

declare namespace myLib {
  function makeGreeting(s: string): string;
  let numberOfGreetings: number;
}

Links:

https://www.typescriptlang.org/docs/handbook/declaration-files/by-example.html#objects-with-properties

doc_TypeScript

2025-01-10 15:47:30

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