I think it's entirely a matter of personal taste. I also try
to avoid the ampersand whenever possible, using parenthesis after
its name (empty if there are no arguments) to make it clear
that it's a function call.
There is at least one case, though, in which the ampersand has
a very specific use: if you write "&func" (this is, with ampersand
and without parenthesis) the function will be called with the
contents of @_ as arguments. I don't know where this is documented;
I learned it from Conway's OO-perl book.
Other uses for the ampersand include de-referencing code
Are you posting in the right place? Check out Where do I post X? to know for sure.
Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link or
or How to display code and escape characters
are good places to start.