Last active
September 18, 2019 15:48
-
-
Save raulingg/a1c67c629ad96cc43e32c7f6e9da5975 to your computer and use it in GitHub Desktop.
Comparing common sorting and String.localeCompare to sort alphabetically
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
const people = [ | |
{ | |
name: 'Ráulingg Robin alphabetically', | |
age: 30 | |
}, | |
{ | |
name: 'rolandó' | |
}, | |
{ | |
name: 'Rolandó' | |
}, | |
{ | |
name: 'Ródrigo', | |
age: 35 | |
}, | |
{ | |
name: 'KARLA', // lowercase | |
age: 20 | |
}, | |
{ | |
name: 'Karoline', | |
age: 30 | |
}, | |
{ | |
name: 'Karin' | |
} | |
] | |
const peopleSorted = [...people].sort(({ name: nameA }, { name: nameB }) => { | |
if (nameA > nameB) { | |
return 1 | |
} | |
if (nameA < nameB) { | |
return -1 | |
} | |
return 0 | |
}) | |
const peopleSortedByLocalCompare = [...people].sort( | |
({ name: nameA }, { name: nameB }) => | |
nameA.localeCompare(nameB, 'es-ES', { | |
usage: 'sort', | |
ignorePunctuation: false, | |
caseFirst: "upper" | |
}) | |
) | |
console.log(peopleSorted) | |
console.log(peopleSortedByLocalCompare) | |
// log Results | |
// peopleSorted | |
[ { name: 'KARLA', age: 20 }, | |
{ name: 'Karin' }, | |
{ name: 'Karoline', age: 30 }, | |
{ name: 'Rolandó' }, | |
{ name: 'Ráulingg Robin alphabetically', age: 30 }, | |
{ name: 'Ródrigo', age: 35 }, | |
{ name: 'rolandó' } ] | |
// peopleSortedByLocalCompare | |
[ { name: 'Karin' }, | |
{ name: 'KARLA', age: 20 }, | |
{ name: 'Karoline', age: 30 }, | |
{ name: 'Ráulingg Robin alphabetically', age: 30 }, | |
{ name: 'Ródrigo', age: 35 }, | |
{ name: 'Rolandó' }, | |
{ name: 'rolandó' } ] |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment