[R] function to compare lengths?

[Duncan Murdoch]

On 05/05/2014, 3:39 PM, Spencer Graves wrote:
>         Is there a function someplace to compare lengths?
>
>
>         For example, if "longer object length is not a multiple of
> shorter object length", "a/b" issues a warning.  I'd like something with
> more flexibility in what is reported.
>
>
>         Hadley Wickham's "testthat" and "assertthat" packages provide
> tools for testing and comparing objects, but I didn't see this.
>
>
>         I'm starting to write "compareLengths(x, y, name.x=NULL,
> name.y=NULL, Source='', compFun=c('length', 'NROW'),
> action=c(comparable='', incomparable='warning'), maxChar=20, ...)".
> However, I'd prefer to use an existing function if I can find one that I
> feel is adequate.
>

You posted this question (with a different subject line) yesterday. 
What is wrong with the response I sent then?

Duncan Murdoch