fork download 
  1. x <- "{\"old_value\":\"Active\",\"new_value\":\"Inactive\",\"campaign_id\":23845817785350401,\"type\":\"run_status\"}"
  2. library(stringr)
  3. stringr::str_extract(x, '(?<="campaign_id":)\\d+')
Success #stdin #stdout 0.24s 42772KB
comments (?)
stdin 
Standard input is empty
stdout 
[1] "23845817785350401"
https://ideone.com/glTBNU
language:
R (R 3.5.2)
created:
5 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!