Or Maybe this: 

use warnings;
use strict;

my $str = 'dog dog dog dog dog';
print join " " => ( split /\s+/, $str )[ 0 .. 2 ];

[download]
Output
dog dog dog

If you tell me, I'll forget.
If you show me, I'll remember.
if you involve me, I'll understand.
--- Author unknown to me

In reply to Re^2: Limiting number of regex matches by 2teez
in thread Limiting number of regex matches by eversuhoshin

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