CHALLENGE

const createMathOps = (base) => {
  return {
    add: (x) => base + x,
    multiply: (x) => base * x
  };
};

const createAdvancedMathOps = (base) => {
  const basicOps = createMathOps(base);
  return {
    ...basicOps,
    square: () => basicOps.multiply(base),
    addThenSquare: (x) => {
      const added = basicOps.add(x);
      return added * added;
    }
  };
};

const calculator = createAdvancedMathOps(5);
console.log(calculator.addThenSquare(3));

JavaScript

CHALLENGE

const createMathOps = (base) => {
  return {
    add: (x) => base + x,
    multiply: (x) => base * x
  };
};

const createAdvancedMathOps = (base) => {
  const basicOps = createMathOps(base);
  return {
    ...basicOps,
    square: () => basicOps.multiply(base),
    addThenSquare: (x) => {
      const added = basicOps.add(x);
      return added * added;
    }
  };
};

const calculator = createAdvancedMathOps(5);
console.log(calculator.addThenSquare(3));

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hottg.com/javascript/2423

4.05K viewsJun 24 at 06:30