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Use of "return" in place of "last" (newbie question)?
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Use of "return" in place of "last" (newbie question)? Michael 03-09-2008
Posted by Ted Zlatanov on March 10, 2008, 10:44 am
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M> Just as a matter of interest, so far as I could see, my technique of
M> setting a flag was the simplest way of maintaining the integrity of the
M> foreach (terminating it with "last" rather than jumping out of it with
M> "return"), whilst not wasting processor cycles performing irrelevant loops
M> later in the function. I am a newbie and don't know much - is there a
M> more elegant alternative which would satisfy the functional programmers?

Don't worry about satisfying functional programmers or anyone else. Get
the task done, write correct maintainable code, and that's enough.

Ted

Posted by David Formosa (aka ? the Platy on March 9, 2008, 5:28 pm
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> I am new to perl, and I am wondering whether it is a bad thing to jump out
> of a foreach loop with return. I have a function which searches for a
> value in one of several arrays.

You might look at the function "first" from the core module List::Util
which implements that for you.


Posted by Michael on March 9, 2008, 6:07 pm
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On Sun, 09 Mar 2008 21:28:36 +0000, David Formosa (aka ? the Platypus)
wrote:
<snip>

> You might look at the function "first" from the core module List::Util
> which implements that for you.

Thank-you. I had no idea that existed. Perl is a rather extensive
wonderland.

/M


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