http://www.perlmonks.org?node_id=1062874


in reply to splitting the scalar variables in an array

$hosts_per_hostclass = `/opt/systems/bin/expand-hostclass --hosts -r $
+class` ;
push (@TotalHosts,$hosts_per_hostclass);

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Back-quotes in list context return a list so you could do this: 

chomp( @hosts_per_hostclass = `/opt/systems/bin/expand-hostclass --hos
+ts -r $class` );
push @TotalHosts, @hosts_per_hostclass;

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In Section Seekers of Perl Wisdom