JavaScript Glossary: Array .reverse() Method
Publikováno: 8.2.2019
Basics
This method changes the position of elements within the array. The first element goes to the last position and the last element goes to the first position. The method returns the re...
Basics
This method changes the position of elements within the array. The first element goes to the last position and the last element goes to the first position. The method returns the reversed array.
[1, 2, 3, 4, 5].reverse()
// [5, 4, 3, 2, 1]https://scotch.io/embed/gist/a2483d2d7330b14016a4327cdf5c3019
Syntax
array.reverse()No Parameters
Returns the reversed array
The method will return the reversed array.
const numbers = [1, 2, 4, 5, 6, 7];
const reversed = numbers.reverse();
// reversed: Array [7, 6, 5, 4, 2, 1]Take care when using .reverse() as it mutates the calling array
Common Uses and Snippets
Return order of items in array
When an array of elements are returned in a reversed order. The reverse method will restore order.
https://scotch.io/embed/gist/cef2698e4078c9d3d52ba540574233f8