Or, you can save a little memory like this: 
use strict;
use warnings;

my $str = "First line\nsecond line\netc. lines here";

while($str =~ /([^\n]+)\n?/g){
        print "LINE: $1\n";
}

[download]
but probably you need to work on it if you need to process empty lines as well.

edit: deleted /s modifier.

In reply to Re: Parsing multiline string line by line by perreal
in thread Parsing multiline string line by line by flamey

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