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#!/bin/bash
s="I really like @somecrazytwitterhandle; he's so cool!
@somecrazytwitterhandle is the best!"
 
grep -Po '(?<!\S)@\w+' <<< "$s"

Success #stdin #stdout 0s 19632KB

stdin

Standard input is empty

stdout

@somecrazytwitterhandle
@somecrazytwitterhandle

https://ideone.com/cTVvmm

language:

Bash (bash 5.0.3)

created:

visibility:

public

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