generics.ts

console.clear();

// Hello World of Generics

function getLength(arg: string): number {
  return arg.length;
}

console.log(getLength("oibebe"));

class UserAccount {
  name: string;
  id: number;

  constructor(name: string, id: number) {
    this.name = name;
    this.id = id;
  }
}

class Victarion<T> {
  private value: T;

  constructor(value: T) {
    this.value = value;
  }

  getValue(): T {
    return this.value;
  }
}

const numberBox = new Victarion<number>(42);
const stringBox = new Victarion<string>("oibebe");
const booleanBox = new Victarion<boolean>(true);

console.log(numberBox.getValue()); // 42
console.log(stringBox.getValue()); // oibebe
console.log(booleanBox.getValue()); // true

// Devemos usar:
function loggingIdentity<Type>(arg: Array<Type>): Array<Type> {
  console.log(arg.length);

  return arg;
}

console.log(loggingIdentity<string>(["oi", "oibebe", "sorria", "detonautas"]));