Just a guess, but there may be a misunderstanding in the reuse
@diary = 'path/to/diary.txt';
open(DIARY,">>@diary") or die "can't open file: $!";
(its a good idea to do 'or die "can't open @diary: $!"' well
not '@diary' but the var holding the file name in the die
stmt, as in 'or die "can't open diary file $file: $!"')
is odd and just sort of lucky. You're mixing the Array @diary
in a scalar context, er, I think that'll just make
$diary[$ eq "/path/to/diary.txt";
fortunately, putting the @diary in a quote context
unrolls it as if join("", @diary) which gives you back
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