Re^2: Golf Do-s and Don't-s

[Anonymous Monk]

in reply to Re: Golf Do-s and Don't-s
in thread Golf Do-s and Don't-s

Is there anything shorter than join'',?

It depends. This:

    $"="";"@_"

is one character more than

    join"",@_

but if you have to do two joins,

    $"="";"@a";"@b"

is shorter than

    join"","@a";join"","@b"