%in% instead of ==
?"%in%"
Cheers,
Bert
Bert Gunter
"The trouble with having an open mind is that people keep coming along and
sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
On Mon, Jul 9, 2018 at 3:35 PM, Bhaskar Mitra
wrote:
> Hello
Hello Everyone,
I am trying to create a subset of a data frame (df1) based on the first
three
unique values in the first column (v1).
Here are my codes:
b <- unique(df1$v1)[1:3]
df2 <- subset(df1,df1$v1==b)
df1:
v1 v2v3
1 ab
1 a1 b1
2 a2 b2
2 a3 b3
3 a4 b4
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