How to Sort an Array in Descending Order in TypeScript - Step by Step Examples

How to Sort an Array in Descending Order in TypeScript ?

Answer

To sort an array in descending order in TypeScript, you can follow the same approach as JavaScript by using the `sort` method along with a custom comparison function.

✐ Examples

1 Sort Array of Numbers in Descending Order

In this example,

Create an array of numbers, for example, numbers.
Use the sort method with a custom comparison function to sort the array of numbers in descending order.
Print the sorted array to see the result.

TypeScript Program

let numbers: number[] = [5, 2, 8, 1, 9];
numbers.sort((a, b) => b - a);
console.log(numbers);

Output

[ 9, 8, 5, 2, 1 ]

2 Sort Array of Strings in Descending Order

In this example,

Create an array of strings, for example, words.
Use the sort method with a custom comparison function to sort the array of strings in descending order.
Print the sorted array to see the result.

TypeScript Program

let words: string[] = ["apple", "banana", "cherry", "date"];
words.sort((a, b) => b.localeCompare(a));
console.log(words);

Output

[ 'date', 'cherry', 'banana', 'apple' ]

Summary

In this tutorial, we learned How to Sort an Array in Descending Order in TypeScript language with well detailed examples.

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How to Sort an Array in Descending Order in TypeScript - Step by Step Examples

How to Sort an Array in Descending Order in TypeScript ?

Answer

✐ Examples

1 Sort Array of Numbers in Descending Order

TypeScript Program

Output

2 Sort Array of Strings in Descending Order

TypeScript Program

Output

Summary

More TypeScript Arrays Tutorials