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Start your free trialJoe Mbome
Front End Web Development Techdegree Graduate 17,250 PointsUsing the filter and reduce methods on the purchaseItems array, add the total price of all the groceries (items with a d
please need some help with this!
const purchaseItems = [
{
name: 'apples',
dept: 'groceries',
price: 2.49
},
{
name: 'bread',
dept: 'groceries',
price: 2.99
},
{
name: 'batteries',
dept: 'electronics',
price: 5.80
},
{
name: 'eggs',
dept: 'groceries',
price: 3.99
},
{
name: 't-shirts',
dept: 'apparel',
price: 9.99
}
];
let groceryTotal;
// groceryTotal should be: 9.47
// Write your code below
groceryTotal=purchaseItems.filter(items=>items.dept==='groceries')
.reduce((sum,items)=>sum + items, 0);
2 Answers
Robert Manolis
Treehouse Guest TeacherHey Joe Mbome , try sum + items.price
in the reduce function. And don't forget, you can also log those parameter values out inside of those functions to makes sure they are what you think they are before you try using them.