Re: E-mail attachment with unwanted characters

[Adam D. Ruppe via Digitalmars-d-learn]

On Friday, 27 April 2018 at 17:57:26 UTC, Vino.B wrote:

    headers.insert(to!string(Base64.encode(Content)) ~ ".\r\n");
    headers.insert("--" ~ boundary ~ ".");

what are those random dots for?