create method in typescript

os 2 PATETAS answered on August 28, 2022 Popularity 9/10 Helpfulness 1/10

answer create method in typescript

create method in typescript

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interface Card {
  suit: string;
  card: number;
}
 
interface Deck {
  suits: string[];
  cards: number[];
  createCardPicker(this: Deck): () => Card;
}
 
let deck: Deck = {
  suits: ["hearts", "spades", "clubs", "diamonds"],
  cards: Array(52),
  // NOTE: The function now explicitly specifies that its callee must be of type Deck
  createCardPicker: function (this: Deck) {
    return () => {
      let pickedCard = Math.floor(Math.random() * 52);
      let pickedSuit = Math.floor(pickedCard / 13);
 
      return { suit: this.suits[pickedSuit], card: pickedCard % 13 };
    };
  },
};
 
let cardPicker = deck.createCardPicker();
let pickedCard = cardPicker();
 
alert("card: " + pickedCard.card + " of " + pickedCard.suit);
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Popularity 9/10 Helpfulness 1/10 Language typescript

Source: www.typescriptlang.org

Tags: typescript

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Contributed on Aug 28 2022

os 2 PATETAS

0 Answers Avg Quality 2/10

create method in typescript

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