Remove trailing numbers from string js regexp

Question

I am trying to remove the trailing numbers from the string using JavaScript RegExp. Here is the example.

Input          output

-------------------------
string33     => string 
string_34    => string_
str_33_ing44 => str_33_ing
string       => string

Hope above example clears what I am looking for!

I tried this one /^(.*)(\d+)$/i. but it was missing missing not working — Gowri, Dec 29 '14 at 13:58

score 34 · Accepted Answer · answered Dec 29 '14 at 13:41

34

You could use this regex to match all the trailing numbers.

\d+$

Then remove the matched digits with an empty string. \d+ matches one or more digits. $ asserts that we are at the end of a line.

string.replace(/\d+$/, "")

answered Dec 29 '14 at 13:41

Avinash Raj

score 6 · Answer 2 · answered Dec 29 '14 at 13:42

6

Use .replace():

"string".replace(/\d+$/, '')

answered Dec 29 '14 at 13:42

Al.G.

2 Answers2