How JavaScript deletes elements at the end of an array

This article is about how JavaScript deletes the elements at the end of an array. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

Delete the element at the end of the array

A simple way to clear or delete elements at the end of an array is to change the value of the length attribute of the array.

Const arr = [11, 22, 33, 44, 55, 66]; / / truncantingarr.length = 3 position console.log (arr); / / = > [11, 22, 33] / / clearingarr.length = 0 position console.log (arr); / / > [] console.log (arr [2]); / / > undefined Thank you for reading! This is the end of the article on "how to delete the tail elements of an array by JavaScript". I hope the above content can be helpful to you, so that you can learn more knowledge. if you think the article is good, you can share it for more people to see!