merge(sum_plan_a,data,by="plan_a")
Cheers
Joris
On Sat, Jun 26, 2010 at 2:27 AM, Yi wrote:
> Hi, folks,
>
> Please first look at the codes:
>
> plan_a=c('apple','orange','apple','apple','pear','bread')
> plan_b=c('bread','bread','orange','bread','bread','yogurt')
> value=1:6
> data=data.frame(p
Hi, folks,
Please first look at the codes:
plan_a=c('apple','orange','apple','apple','pear','bread')
plan_b=c('bread','bread','orange','bread','bread','yogurt')
value=1:6
data=data.frame(plan_a,plan_b,value)
library(plyr)
library(reshape)
mm=melt(data, id=c('plan_a','plan_b'))
sum_plan_a=cast(mm,
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