I'd make a copy:

my $PL_sb_C_en_ina = join '|',
    map { chop; chop; $_;
    } @{[ qw( stamen foramen lumen) ]};

[download]

After Compline,
Zaxo

In reply to Re: Modification of a read-only value attempted: MTOWTFI by Zaxo
in thread Modification of a read-only value attempted: MTOWTFI by grantm

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