Re: maskout data

Hello,
You can use the (relatively new) where function:
http://www.ncl.ucar.edu/Document/Functions/Built-in/where.shtml
x = where(x.lt.a,a,x)

Adam

Song Feng wrote:
>
> Hi All:
>
> Assume /x/is a multidimensional array dimensioned (time, lat, lon). How
> can I set the /x/ values to a specific value if /x /meet certain
> condition? For example, I'd like to set x=a if x<a.
>
> Best!
>
> Song Feng
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> ncl-talk mailing list
> ncl-talk_at_ucar.edu
> http://mailman.ucar.edu/mailman/listinfo/ncl-talk

-- 
--------------------------------------------------------------
Adam Phillips			             asphilli_at_ucar.edu
National Center for Atmospheric Research   tel: (303) 497-1726
ESSL/CGD/CAS                               fax: (303) 497-1333
P.O. Box 3000				
Boulder, CO 80307-3000	  http://www.cgd.ucar.edu/cas/asphilli
_______________________________________________
ncl-talk mailing list
ncl-talk_at_ucar.edu
http://mailman.ucar.edu/mailman/listinfo/ncl-talk