how to trim dot at the end of string in JS?

Question

How can I trim the dot at the end of string in JS ?

Input:

const string = 'ABCD.txt'

Output:

const string = 'ABCD'

How can I do ?

Thanks for help me

Possible duplicate of [this question](https://stackoverflow.com/questions/3568921/how-to-remove-part-of-a-string). — Michel Rummens, Oct 02 '22 at 12:14
Possible duplicate of [How to trim a file extension from a String in JavaScript?](https://stackoverflow.com/questions/4250364/how-to-trim-a-file-extension-from-a-string-in-javascript) — Avestura, Oct 02 '22 at 12:15

score 1 · Accepted Answer · answered Oct 02 '22 at 12:18

1

const string  = "ABCD.txt";
const result =  string.replace(/\.[^/.]+$/, "");

answered Oct 02 '22 at 12:18

zahra zamani

score 1 · Answer 2 · answered Oct 02 '22 at 12:21

1

const index = string.lastIndexOf('.');

const before = string.slice(0, index);

answered Oct 02 '22 at 12:21

Arifur Rahaman

2 Answers2