Using dplyr's mutate_each to coerce a dataframe to character values
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mtcars %>% tbl_df() %>% mutate_each(funs(as.character)) | |
# Source: local data frame [32 x 11] | |
# | |
# mpg cyl disp hp drat wt qsec vs am gear carb | |
# 1 21 6 160 110 3.9 2.62 16.46 0 1 4 4 | |
# 2 21 6 160 110 3.9 2.875 17.02 0 1 4 4 | |
# 3 22.8 4 108 93 3.85 2.32 18.61 1 1 4 1 | |
# 4 21.4 6 258 110 3.08 3.215 19.44 1 0 3 1 | |
# 5 18.7 8 360 175 3.15 3.44 17.02 0 0 3 2 | |
# 6 18.1 6 225 105 2.76 3.46 20.22 1 0 3 1 | |
# 7 14.3 8 360 245 3.21 3.57 15.84 0 0 3 4 | |
# 8 24.4 4 146.7 62 3.69 3.19 20 1 0 4 2 | |
# 9 22.8 4 140.8 95 3.92 3.15 22.9 1 0 4 2 | |
# 10 19.2 6 167.6 123 3.92 3.44 18.3 1 0 4 4 | |
# .. ... ... ... ... ... ... ... .. .. ... ... | |
mtcars %>% tbl_df() %>% mutate_each(funs(as.character)) %>% glimpse | |
# Observations: 32 | |
# Variables: | |
# $ mpg (chr) "21", "21", "22.8", "21.4", "18.7", "18.1", "14.3", "24.4", "22.8", "19.2", "17.8"... | |
# $ cyl (chr) "6", "6", "4", "6", "8", "6", "8", "4", "4", "6", "6", "8", "8", "8", "8", "8", "8... | |
# $ disp (chr) "160", "160", "108", "258", "360", "225", "360", "146.7", "140.8", "167.6", "167.6... | |
# $ hp (chr) "110", "110", "93", "110", "175", "105", "245", "62", "95", "123", "123", "180", "... | |
# $ drat (chr) "3.9", "3.9", "3.85", "3.08", "3.15", "2.76", "3.21", "3.69", "3.92", "3.92", "3.9... | |
# $ wt (chr) "2.62", "2.875", "2.32", "3.215", "3.44", "3.46", "3.57", "3.19", "3.15", "3.44", ... | |
# $ qsec (chr) "16.46", "17.02", "18.61", "19.44", "17.02", "20.22", "15.84", "20", "22.9", "18.3... | |
# $ vs (chr) "0", "0", "1", "1", "0", "1", "0", "1", "1", "1", "1", "0", "0", "0", "0", "0", "0... | |
# $ am (chr) "1", "1", "1", "0", "0", "0", "0", "0", "0", "0", "0", "0", "0", "0", "0", "0", "0... | |
# $ gear (chr) "4", "4", "4", "3", "3", "3", "3", "4", "4", "4", "4", "3", "3", "3", "3", "3", "3... | |
# $ carb (chr) "4", "4", "1", "1", "2", "1", "4", "2", "2", "4", "4", "3", "3", "3", "4", "4", "4... |
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