Collect.js sortByDesc() Method

The sortByDesc() method is used to sort the given collection elements into descending order according to given key.

Syntax:

collect(array).sortByDesc(key)

Parameters: The collect() method takes one argument that is converted into the collection and then sortByDesc() method is applied on it. The sortByDesc() method holds the key as parameter.

Return Value: This method returns the collection elements into descending order according to given key.

Below example illustrate the sortByDesc() method in collect.js:

Example 1:

const collect = require('collect.js');

const collection = collect(['Geeks', 
    'Welcome', 'GFG', 'GeeksforGeeks']);

const sort_val = collection.sortByDesc();
console.log(sort_val);

Output:

Collection { items: [ 'Welcome', 'GeeksforGeeks', 'Geeks', 'GFG' ] }

Example 2:

const collect = require('collect.js');

let obj = [
    {
        name: 'Rahul',
        marks: 88
    },
    {
        name: 'Aditya',
        marks: 78
    },
    {
        name: 'Abhishek',
        marks: 87
    }
];

const collection = collect(obj);

const sort_val = collection.sortByDesc('name')
console.log(sort_val);

Output:

Collection {
  items: [
    { name: 'Rahul', marks: 88 },
    { name: 'Aditya', marks: 78 },
    { name: 'Abhishek', marks: 87 }
  ]
}