sort array of object js
const books = [
{id: 1, name: 'The Lord of the Rings'},
{id: 2, name: 'A Tale of Two Cities'},
{id: 3, name: 'Don Quixote'},
{id: 4, name: 'The Hobbit'}
]
books.sort((a,b) => (a.name > b.name) ? 1 : ((b.name > a.name) ? -1 : 0));js sort array of objects
const drinks1 = [
{name: 'lemonade', price: 90},
{name: 'lime', price: 432},
{name: 'peach', price: 23}
];
function sortDrinkByPrice(drinks) {
return drinks.sort((a, b) => a.price - b.price);
}javascript sort array of objects
// Handles mix-cased strings and numbers with option for setting order
const sortObjectArray = ({ arr, field, order = 'desc' }) => {
arr.sort(function(a, b) {
const fieldA = typeof a[field] === 'string' ? a[field].toLowerCase() : a[field]
const fieldB = typeof b[field] === 'string' ? b[field].toLowerCase() : b[field]
let result
if (order === 'desc') {
result = fieldA > fieldB ? 1 : -1
} else {
result = fieldA < fieldB ? 1 : -1
}
return result
})
return arr
}
let arr = [
{name: "John", age: 34},
{name: "Peter", age: 54},
{name: "jake", age: 25}
]
let arr2 = sortObjectArray({ arr, field: 'name'})
console.log(arr2)
/*
[
{ age: 25, name: "jake"},
{ age: 34, name: "John" },
{ age: 54, name: "Peter" }
]
*/
let arr3 = sortObjectArray({ arr, field: 'age', order: 'asc' })
console.log(arr3)
/*
[
{ age: 54, name: "Peter" },
{ age: 34, name: "John" },
{ age: 25, name: "jake"}
]
*/javascript sort array of objects by key value ascending and descending order
function compareValues(key, order = 'asc') {
return function innerSort(a, b) {
if (!a.hasOwnProperty(key) || !b.hasOwnProperty(key)) {
// property doesn't exist on either object
return 0;
}
const varA = (typeof a[key] === 'string')
? a[key].toUpperCase() : a[key];
const varB = (typeof b[key] === 'string')
? b[key].toUpperCase() : b[key];
let comparison = 0;
if (varA > varB) {
comparison = 1;
} else if (varA < varB) {
comparison = -1;
}
return (
(order === 'desc') ? (comparison * -1) : comparison
);
};
}Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
