What are the differences between pop and push in js

This article mainly introduces "what are the differences between pop and push in js". In daily operation, I believe many people have doubts about the differences between pop and push in js. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the questions of "what are the differences between pop and push in js?" Next, please follow the editor to study!

1. Multiple entries can be added to push, and only one item can be deleted by pop.

2. Arrays pop and push provide stack-like operations, adding or removing from the tail.

3. Pop and push will modify the original array, pop will return the item = = delete = =, push will return the length of the array = = new = =.

Example

/ / error operation: copy the return after push to the original array. Let arr = [1, 2, 3]; arr = arr.push (4); / / correct operation: push changes the original array, direct push on okarr.push (4) so far, the study on "what is the difference between pop and push in js" is over, hoping to solve everyone's doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!