Select (dplyr) operator with '-'

Question

How do I use a SELECT (dplyr library) statement with a name containing '-'? For example:

AdultUCI %>% select(capital-gain)

called:

error

+3

Kulis May 29 '15 at 18:05

2 answers

We can use matches

insideselect

data.frame(`a-b` = 1, c = 2, check.names = FALSE) %>% 
         select(matches('-'))
#    a-b
# 1   1

+2

akrun Dec 12. 15 at 14:50

lukeA · Accepted Answer · 2015-05-29T18:10:11+0000

try it

data.frame(`a-b` = 1, c = 2, check.names = FALSE) %>% 
  select(`a-b`)
#   a-b
# 1   1