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  1. or download this
    print('String: a\nb\nc\n' . "\n");
$text_1 = "a\nb\nc\n";
$text_1 =~ s@(\n)$@@s;
print("----------\n>" . $1 . "<\n");
print("----------\n>" . $text_1 . "<\n");
  2. or download this
    String: a\nb\nc\n
----------
...
>a
b
c<