javascript sort array with objects
var array = [
{name: "John", age: 34},
{name: "Peter", age: 54},
{name: "Jake", age: 25}
];
array.sort(function(a, b) {
return a.age - b.age;
}); // Sort youngest firstjavascript sort array with objects
var array = [
{name: "John", age: 34},
{name: "Peter", age: 54},
{name: "Jake", age: 25}
];
array.sort(function(a, b) {
return a.age - b.age;
}); // Sort youngest firstjavascript sort array of objects
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'}
]
compareObjects(object1, object2, key) {
const obj1 = object1[key].toUpperCase()
const obj2 = object2[key].toUpperCase()
if (obj1 < obj2) {
return -1
}
if (obj1 > obj2) {
return 1
}
return 0
}
books.sort((book1, book2) => {
return compareObjects(book1, book2, 'name')
})
// Result:
// {id: 2, name: 'A Tale of Two Cities'}
// {id: 3, name: 'Don Quixote'}
// {id: 4, name: 'The Hobbit'}
// {id: 1, name: 'The Lord of the Rings'}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 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
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