JAVASCRIPT

javascript sort array of objects ascending and descending order

// Price Low To High
array?.sort((a, b) => (a.price > b.price ? 1 : -1))
// Price High To Low
array?.sort((a, b) => (a.price > b.price ? -1 : 1))
// Name A to Z
array?.sort((a, b) => (a.name > b.name ? 1 : 1))
// Name Z to A
array?.sort((a, b) => (a.name > b.name ? -1 : 1))
// Sort by date
array.sort((a,b) =>  new Date(b.date) - new Date(a.date));

Sorting an array of objects on both ascending and descending order on same click

self.isAscending = true;

self.sortTitle = function () {
 if(self.isAscending){ 
   self.arr= self.arr.sort((a, b) => (a.title > b.title) ? 1 : -1);
 }else{
   self.arr= self.arr.sort((a, b) => (a.title > b.title) ? -1 : 1);
 }
 self.isAscending = !self.isAscending;
}