Tools
penguins %>% glimpse()
## Rows: 344
## Columns: 8
## $ species <fct> Adelie, Adelie, Adelie, Adelie, Adelie, Adelie, Adelie, Ad…
## $ island <fct> Torgersen, Torgersen, Torgersen, Torgersen, Torgersen, Tor…
## $ bill_len <dbl> 39.1, 39.5, 40.3, NA, 36.7, 39.3, 38.9, 39.2, 34.1, 42.0, …
## $ bill_dep <dbl> 18.7, 17.4, 18.0, NA, 19.3, 20.6, 17.8, 19.6, 18.1, 20.2, …
## $ flipper_len <int> 181, 186, 195, NA, 193, 190, 181, 195, 193, 190, 186, 180,…
## $ body_mass <int> 3750, 3800, 3250, NA, 3450, 3650, 3625, 4675, 3475, 4250, …
## $ sex <fct> male, female, female, NA, female, male, female, male, NA, …
## $ year <int> 2007, 2007, 2007, 2007, 2007, 2007, 2007, 2007, 2007, 2007…
Detect matches
penguins$island
## [1] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen
## [8] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen
## [15] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Biscoe
## [22] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [29] Biscoe Biscoe Dream Dream Dream Dream Dream
## [36] Dream Dream Dream Dream Dream Dream Dream
## [43] Dream Dream Dream Dream Dream Dream Dream
## [50] Dream Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [57] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [64] Biscoe Biscoe Biscoe Biscoe Biscoe Torgersen Torgersen
## [71] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen
## [78] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen
## [85] Dream Dream Dream Dream Dream Dream Dream
## [92] Dream Dream Dream Dream Dream Dream Dream
## [99] Dream Dream Biscoe Biscoe Biscoe Biscoe Biscoe
## [106] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [113] Biscoe Biscoe Biscoe Biscoe Torgersen Torgersen Torgersen
## [120] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen
## [127] Torgersen Torgersen Torgersen Torgersen Torgersen Torgersen Dream
## [134] Dream Dream Dream Dream Dream Dream Dream
## [141] Dream Dream Dream Dream Dream Dream Dream
## [148] Dream Dream Dream Dream Dream Biscoe Biscoe
## [155] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [162] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [169] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [176] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [183] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [190] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [197] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [204] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [211] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [218] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [225] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [232] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [239] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [246] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [253] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [260] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [267] Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe Biscoe
## [274] Biscoe Biscoe Biscoe Dream Dream Dream Dream
## [281] Dream Dream Dream Dream Dream Dream Dream
## [288] Dream Dream Dream Dream Dream Dream Dream
## [295] Dream Dream Dream Dream Dream Dream Dream
## [302] Dream Dream Dream Dream Dream Dream Dream
## [309] Dream Dream Dream Dream Dream Dream Dream
## [316] Dream Dream Dream Dream Dream Dream Dream
## [323] Dream Dream Dream Dream Dream Dream Dream
## [330] Dream Dream Dream Dream Dream Dream Dream
## [337] Dream Dream Dream Dream Dream Dream Dream
## [344] Dream
## Levels: Biscoe Dream Torgersen
str_detect(penguins$island, "Biscoe")
## [1] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [13] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE TRUE TRUE TRUE TRUE
## [25] TRUE TRUE TRUE TRUE TRUE TRUE FALSE FALSE FALSE FALSE FALSE FALSE
## [37] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [49] FALSE FALSE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [61] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE FALSE FALSE FALSE FALSE
## [73] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [85] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [97] FALSE FALSE FALSE FALSE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [109] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE FALSE FALSE FALSE FALSE
## [121] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [133] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [145] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE TRUE TRUE TRUE TRUE
## [157] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [169] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [181] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [193] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [205] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [217] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [229] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [241] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [253] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [265] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
## [277] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [289] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [301] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [313] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [325] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
## [337] FALSE FALSE FALSE FALSE FALSE FALSE FALSE FALSE
sum(str_detect(penguins$island, "Biscoe"))
## [1] 168
penguins %>%
summarise(num_Biscoe = sum(str_detect(island, "Biscoe")))
## num_Biscoe
## 1 168
Replacing matches
penguins %>%
mutate(col_Dream = str_replace(island, "Biscoe", "Dream")) %>%
select(island, col_Dream)
## island col_Dream
## 1 Torgersen Torgersen
## 2 Torgersen Torgersen
## 3 Torgersen Torgersen
## 4 Torgersen Torgersen
## 5 Torgersen Torgersen
## 6 Torgersen Torgersen
## 7 Torgersen Torgersen
## 8 Torgersen Torgersen
## 9 Torgersen Torgersen
## 10 Torgersen Torgersen
## 11 Torgersen Torgersen
## 12 Torgersen Torgersen
## 13 Torgersen Torgersen
## 14 Torgersen Torgersen
## 15 Torgersen Torgersen
## 16 Torgersen Torgersen
## 17 Torgersen Torgersen
## 18 Torgersen Torgersen
## 19 Torgersen Torgersen
## 20 Torgersen Torgersen
## 21 Biscoe Dream
## 22 Biscoe Dream
## 23 Biscoe Dream
## 24 Biscoe Dream
## 25 Biscoe Dream
## 26 Biscoe Dream
## 27 Biscoe Dream
## 28 Biscoe Dream
## 29 Biscoe Dream
## 30 Biscoe Dream
## 31 Dream Dream
## 32 Dream Dream
## 33 Dream Dream
## 34 Dream Dream
## 35 Dream Dream
## 36 Dream Dream
## 37 Dream Dream
## 38 Dream Dream
## 39 Dream Dream
## 40 Dream Dream
## 41 Dream Dream
## 42 Dream Dream
## 43 Dream Dream
## 44 Dream Dream
## 45 Dream Dream
## 46 Dream Dream
## 47 Dream Dream
## 48 Dream Dream
## 49 Dream Dream
## 50 Dream Dream
## 51 Biscoe Dream
## 52 Biscoe Dream
## 53 Biscoe Dream
## 54 Biscoe Dream
## 55 Biscoe Dream
## 56 Biscoe Dream
## 57 Biscoe Dream
## 58 Biscoe Dream
## 59 Biscoe Dream
## 60 Biscoe Dream
## 61 Biscoe Dream
## 62 Biscoe Dream
## 63 Biscoe Dream
## 64 Biscoe Dream
## 65 Biscoe Dream
## 66 Biscoe Dream
## 67 Biscoe Dream
## 68 Biscoe Dream
## 69 Torgersen Torgersen
## 70 Torgersen Torgersen
## 71 Torgersen Torgersen
## 72 Torgersen Torgersen
## 73 Torgersen Torgersen
## 74 Torgersen Torgersen
## 75 Torgersen Torgersen
## 76 Torgersen Torgersen
## 77 Torgersen Torgersen
## 78 Torgersen Torgersen
## 79 Torgersen Torgersen
## 80 Torgersen Torgersen
## 81 Torgersen Torgersen
## 82 Torgersen Torgersen
## 83 Torgersen Torgersen
## 84 Torgersen Torgersen
## 85 Dream Dream
## 86 Dream Dream
## 87 Dream Dream
## 88 Dream Dream
## 89 Dream Dream
## 90 Dream Dream
## 91 Dream Dream
## 92 Dream Dream
## 93 Dream Dream
## 94 Dream Dream
## 95 Dream Dream
## 96 Dream Dream
## 97 Dream Dream
## 98 Dream Dream
## 99 Dream Dream
## 100 Dream Dream
## 101 Biscoe Dream
## 102 Biscoe Dream
## 103 Biscoe Dream
## 104 Biscoe Dream
## 105 Biscoe Dream
## 106 Biscoe Dream
## 107 Biscoe Dream
## 108 Biscoe Dream
## 109 Biscoe Dream
## 110 Biscoe Dream
## 111 Biscoe Dream
## 112 Biscoe Dream
## 113 Biscoe Dream
## 114 Biscoe Dream
## 115 Biscoe Dream
## 116 Biscoe Dream
## 117 Torgersen Torgersen
## 118 Torgersen Torgersen
## 119 Torgersen Torgersen
## 120 Torgersen Torgersen
## 121 Torgersen Torgersen
## 122 Torgersen Torgersen
## 123 Torgersen Torgersen
## 124 Torgersen Torgersen
## 125 Torgersen Torgersen
## 126 Torgersen Torgersen
## 127 Torgersen Torgersen
## 128 Torgersen Torgersen
## 129 Torgersen Torgersen
## 130 Torgersen Torgersen
## 131 Torgersen Torgersen
## 132 Torgersen Torgersen
## 133 Dream Dream
## 134 Dream Dream
## 135 Dream Dream
## 136 Dream Dream
## 137 Dream Dream
## 138 Dream Dream
## 139 Dream Dream
## 140 Dream Dream
## 141 Dream Dream
## 142 Dream Dream
## 143 Dream Dream
## 144 Dream Dream
## 145 Dream Dream
## 146 Dream Dream
## 147 Dream Dream
## 148 Dream Dream
## 149 Dream Dream
## 150 Dream Dream
## 151 Dream Dream
## 152 Dream Dream
## 153 Biscoe Dream
## 154 Biscoe Dream
## 155 Biscoe Dream
## 156 Biscoe Dream
## 157 Biscoe Dream
## 158 Biscoe Dream
## 159 Biscoe Dream
## 160 Biscoe Dream
## 161 Biscoe Dream
## 162 Biscoe Dream
## 163 Biscoe Dream
## 164 Biscoe Dream
## 165 Biscoe Dream
## 166 Biscoe Dream
## 167 Biscoe Dream
## 168 Biscoe Dream
## 169 Biscoe Dream
## 170 Biscoe Dream
## 171 Biscoe Dream
## 172 Biscoe Dream
## 173 Biscoe Dream
## 174 Biscoe Dream
## 175 Biscoe Dream
## 176 Biscoe Dream
## 177 Biscoe Dream
## 178 Biscoe Dream
## 179 Biscoe Dream
## 180 Biscoe Dream
## 181 Biscoe Dream
## 182 Biscoe Dream
## 183 Biscoe Dream
## 184 Biscoe Dream
## 185 Biscoe Dream
## 186 Biscoe Dream
## 187 Biscoe Dream
## 188 Biscoe Dream
## 189 Biscoe Dream
## 190 Biscoe Dream
## 191 Biscoe Dream
## 192 Biscoe Dream
## 193 Biscoe Dream
## 194 Biscoe Dream
## 195 Biscoe Dream
## 196 Biscoe Dream
## 197 Biscoe Dream
## 198 Biscoe Dream
## 199 Biscoe Dream
## 200 Biscoe Dream
## 201 Biscoe Dream
## 202 Biscoe Dream
## 203 Biscoe Dream
## 204 Biscoe Dream
## 205 Biscoe Dream
## 206 Biscoe Dream
## 207 Biscoe Dream
## 208 Biscoe Dream
## 209 Biscoe Dream
## 210 Biscoe Dream
## 211 Biscoe Dream
## 212 Biscoe Dream
## 213 Biscoe Dream
## 214 Biscoe Dream
## 215 Biscoe Dream
## 216 Biscoe Dream
## 217 Biscoe Dream
## 218 Biscoe Dream
## 219 Biscoe Dream
## 220 Biscoe Dream
## 221 Biscoe Dream
## 222 Biscoe Dream
## 223 Biscoe Dream
## 224 Biscoe Dream
## 225 Biscoe Dream
## 226 Biscoe Dream
## 227 Biscoe Dream
## 228 Biscoe Dream
## 229 Biscoe Dream
## 230 Biscoe Dream
## 231 Biscoe Dream
## 232 Biscoe Dream
## 233 Biscoe Dream
## 234 Biscoe Dream
## 235 Biscoe Dream
## 236 Biscoe Dream
## 237 Biscoe Dream
## 238 Biscoe Dream
## 239 Biscoe Dream
## 240 Biscoe Dream
## 241 Biscoe Dream
## 242 Biscoe Dream
## 243 Biscoe Dream
## 244 Biscoe Dream
## 245 Biscoe Dream
## 246 Biscoe Dream
## 247 Biscoe Dream
## 248 Biscoe Dream
## 249 Biscoe Dream
## 250 Biscoe Dream
## 251 Biscoe Dream
## 252 Biscoe Dream
## 253 Biscoe Dream
## 254 Biscoe Dream
## 255 Biscoe Dream
## 256 Biscoe Dream
## 257 Biscoe Dream
## 258 Biscoe Dream
## 259 Biscoe Dream
## 260 Biscoe Dream
## 261 Biscoe Dream
## 262 Biscoe Dream
## 263 Biscoe Dream
## 264 Biscoe Dream
## 265 Biscoe Dream
## 266 Biscoe Dream
## 267 Biscoe Dream
## 268 Biscoe Dream
## 269 Biscoe Dream
## 270 Biscoe Dream
## 271 Biscoe Dream
## 272 Biscoe Dream
## 273 Biscoe Dream
## 274 Biscoe Dream
## 275 Biscoe Dream
## 276 Biscoe Dream
## 277 Dream Dream
## 278 Dream Dream
## 279 Dream Dream
## 280 Dream Dream
## 281 Dream Dream
## 282 Dream Dream
## 283 Dream Dream
## 284 Dream Dream
## 285 Dream Dream
## 286 Dream Dream
## 287 Dream Dream
## 288 Dream Dream
## 289 Dream Dream
## 290 Dream Dream
## 291 Dream Dream
## 292 Dream Dream
## 293 Dream Dream
## 294 Dream Dream
## 295 Dream Dream
## 296 Dream Dream
## 297 Dream Dream
## 298 Dream Dream
## 299 Dream Dream
## 300 Dream Dream
## 301 Dream Dream
## 302 Dream Dream
## 303 Dream Dream
## 304 Dream Dream
## 305 Dream Dream
## 306 Dream Dream
## 307 Dream Dream
## 308 Dream Dream
## 309 Dream Dream
## 310 Dream Dream
## 311 Dream Dream
## 312 Dream Dream
## 313 Dream Dream
## 314 Dream Dream
## 315 Dream Dream
## 316 Dream Dream
## 317 Dream Dream
## 318 Dream Dream
## 319 Dream Dream
## 320 Dream Dream
## 321 Dream Dream
## 322 Dream Dream
## 323 Dream Dream
## 324 Dream Dream
## 325 Dream Dream
## 326 Dream Dream
## 327 Dream Dream
## 328 Dream Dream
## 329 Dream Dream
## 330 Dream Dream
## 331 Dream Dream
## 332 Dream Dream
## 333 Dream Dream
## 334 Dream Dream
## 335 Dream Dream
## 336 Dream Dream
## 337 Dream Dream
## 338 Dream Dream
## 339 Dream Dream
## 340 Dream Dream
## 341 Dream Dream
## 342 Dream Dream
## 343 Dream Dream
## 344 Dream Dream