in reply to
Split and join - semicolons around empty fields are lost
That's how split is documented. I really recommend that you use Text::CSV_XS, or at least pass in the number of expected columns to split.
0 - I'm a blankster
0 - My devices have no keyboard
0 - I use a chorded keyboard that transcends your concept of keys
26 - I need the other keys for Perl sigils!
31 - I write code in the original APL
31 - ß counts only as one letter!
∞ - I use an Optimus keyboard
ℵ1 - I reject your Latin-centric notion of letters
Results (31 votes),