For those of you "familiar with R", here's a little quiz. What what's the
difference between:
f1 <- function(){
a=5
}
f1()
f2 <- function(){
return(a=5)
}
f2()
Kevin Wright
On Tue, Feb 15, 2011 at 3:55 PM, Geoff Jentry <geoffjen...@hexdump.org>wrote:
> On Wed, 16 Feb 2011, David Scott wrote:
>
>> 4. We don't want gratuitous use of "return" at the end of functions.
>>> Why do people still do that?
>>>
>> Well I for one (and Jeff as well it seems) think it is good programming
>> practice. It makes explicit what is being returned eliminating the
>> possibility of mistakes and provides clarity for anyone reading the code.
>>
>
> You're unnecessarily adding the overhead of a function call by explicitly
> calling return().
>
> Sure it seems odd for someone coming from the C/C++/Java/etc world, but
> anyone familiar with R should find code that doesn't have an explicit
> return() call to be fully readable & clear.
>
> -J
>
>
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