[R] align

[Gabor Grothendieck]

Check out the 'locf' function in the 'its' package and the 'na.locf'
function in the 'zoo' package.  

On 5/18/05, Omar Lakkis <uofiowa at gmail.com> wrote:
> Is there a function in R that is similar to Splus's align?
> 
> The idea is, if I have a data.frame, or an its object that is like this:
> 
> 2002-01-03   5
> 2002-01-04   NA
> 2002-01-05   7
> 2002-01-06   NA
> 
> I want to align it by the last value to this:
> 
> 2002-01-03   5
> 2002-01-04   5
> 2002-01-05   7
> 2002-01-06   7
> 
> TITLE:
>        Function align
> 
> USAGE:
>        align(x, pos, how, error.how, localzone, matchtol, by, k.by,
>        week.align, holidays)
> 
> ARGUMENTS:
>  x:  argument, no default.
>  pos:  argument, no default.
>  how:  argument, `default = "NA".'
>  error.how:  argument, `default = "NA".'
>  localzone:  argument, `default = F.'
>  matchtol:  argument, `default = 0.'
>  by:  argument, no default.
>  k.by:  argument, `default = 1.'
>  week.align:  argument, `default = NULL.'
>  holidays:  argument, `default = timeDate().'
> 
> DESCRIPTION:
> 
>        Align series object x to new positions
> 
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