typescript sort array of objects
const list = [
{ color: 'white', size: 'XXL' },
{ color: 'red', size: 'XL' },
{ color: 'black', size: 'M' }
]
list.sort((a, b) => (a.color > b.color) ? 1 : -1)typescript sort array of objects
const list = [
{ color: 'white', size: 'XXL' },
{ color: 'red', size: 'XL' },
{ color: 'black', size: 'M' }
]
list.sort((a, b) => (a.color > b.color) ? 1 : -1)javascript 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'}javascript sort array of object by property
function sortByDate( a, b ) {
if ( a.created_at < b.created_at ){
return -1;
}
if ( a.created_at > b.created_at ){
return 1;
}
return 0;
}
myDates.sort(sortByDate);//myDates is not sorted.sort() object values javascript
list.sort((a, b) => (a.color > b.color) ? 1 : (a.color === b.color) ? ((a.size > b.size) ? 1 : -1) : -1 )Copyright © 2021 Codeinu
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