[R] convert ff_vector object into as.Date

Bharat Warule bwarule at gmail.com
Mon Oct 29 13:06:50 CET 2012

hello R Users!

Can anybody please help me how to convert ff_vector object into as.Date &
then I have apply  ffwhich condition?

[1] "ff_vector" "ff"       

y_in_ffdf$dateval <- as.Date(y_in_ffdf$dateval)
Error in as.Date.default(y_in_ffdf$dateval) : 
  do not know how to convert 'y_in_ffdf$dateval' to class "Date"
y_in_ffdf <- y_in_ffdf[ffwhich(y_in_ffdf$dateval >= max_span_start_date),]


Bharat Warule 
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