fork download
copy 
  1. #!/bin/bash
  2. s="hello dear world"
  3. perl -lne 'print "$1" while /\b(?=(\w+\s+\w+))/g' <<< "$s"
Success #stdin #stdout 0.01s 5424KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
hello dear
dear world
https://ideone.com/c3UtZj
language:
Bash (bash 5.0.3)
created:
3 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!