Learn Basic OOP by Building a Shopping Cart - Step 23

Tell us what’s happening:

Please assist with whats wrong in this code snippet.

const dessertId = dessert.id;
    totalCountPerProduct[dessertId] = (totalCountPerProduct[dessertId] || 0) + 1;

Your code so far

<!-- file: index.html -->

/* file: styles.css */

/* file: script.js */
// User Editable Region

  addItem(id, products) {
    const product = products.find((item) => item.id === id);
    const { name, price } = product;
    this.items.push(product);

    const totalCountPerProduct = {};
    this.items.forEach((dessert) => {
    const dessertId = dessert.id;
    totalCountPerProduct[dessertId] = (totalCountPerProduct[dessertId] || 0) + 1;
    })
  }

// User Editable Region

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Challenge Information:

Learn Basic OOP by Building a Shopping Cart - Step 23

1 Like

You have the solution, same as the one I’ve shared, only it is on one line.
See if it works.

If you want to be defensive you can do a check also

I think the challenge does not want you to have a new variable in there …

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thank you so much for your help

1 Like