Just to add to the other responses, because the else
is usually used, I would consider it good practice to at least have a comment explaining that it is deliberately omitted and why. I've commonly seen the else
included but with no statements, just to show to future maintainers that it is not an error but by design. It may also be worthwhile to add a logging call in the else
so it won't appear to your user, but it might provide useful information to you on what real-world data looks like. You may think now that you know all possible input cases, but the world has a way of changing things without telling you. At least my world does!
I'd like to be able to assign to an luser
Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
Read Where should I post X? if you're not absolutely sure you're posting in the right place.
Please read these before you post! —
Posts may use any of the Perl Monks Approved HTML tags:
You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
- a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
Link using PerlMonks shortcuts! What shortcuts can I use for linking?
See Writeup Formatting Tips and other pages linked from there for more info.
| & || & |
| < || < |
| > || > |
| [ || [ |
| ] || ] ||