Introductie tot het importeren van data in R
Filip Schouwenaars
Instructor, DataCamp
Eerder: utils-pakket
Specifieke R-pakketten
readr
data.table
Hadley Wickham
Snel, makkelijk, consistent
utils: breedsprakig, trager
install.packages("readr")
library(readr)
read.csv("states.csv")
state capital pop_mill area_sqm
1 South Dakota Pierre 0.853 77116
2 New York Albany 19.746 54555
3 Oregon Salem 3.970 98381
4 Vermont Montpelier 0.627 9616
5 Hawaii Honolulu 1.420 10931
read_csv("states.csv")
# A tibble: 5 × 4
state capital pop_mill area_sqm
<chr> <chr> <dbl> <int>
1 South Dakota Pierre 0.853 77116
2 New York Albany 19.746 54555
3 Oregon Salem 3.970 98381
4 Vermont Montpelier 0.627 9616
5 Hawaii Honolulu 1.420 10931
read.delim("states.txt")
state capital pop_mill area_sqm
1 South Dakota Pierre 0.853 77116
2 New York Albany 19.746 54555
3 Oregon Salem 3.970 98381
4 Vermont Montpelier 0.627 9616
5 Hawaii Honolulu 1.420 10931
read_tsv("states.txt")
# A tibble: 5 × 4
state capital pop_mill area_sqm
<chr> <chr> <dbl> <int>
1 South Dakota Pierre 0.853 77116
2 New York Albany 19.746 54555
3 Oregon Salem 3.970 98381
4 Vermont Montpelier 0.627 9616
5 Hawaii Honolulu 1.420 10931


Introductie tot het importeren van data in R