js best way to loop over array of objects code example
Example 1: looping through an object of objects with arrays
let storeItems = {
eggs: {
price: 3.77, quantity: 30
},
milk: {
price: 2.22, quantity: 23
},
butter: {
price: 2.00, quantity: 22
},
carrots: {
price: 3.00, quantity: 11
},
beef: {
price: 6.18, quantity: 34
},
chicken: {
price: 5.44, quantity: 34
}
};
for(let item in storeItems) {
console.log(`${storeItems[item].quantity} ${item}s each cost ${storeItems[item].price}`);
}
Example 2: how to loop through an array of objects+
var arr = [[1,2], [3,4], [5,6]];
for (var i=0; i < arr.length; i++) {
for (var j=0; j < arr[i].length; j++) {
console.log(arr[i][j]);
}
}