extract_digits {digitTests} | R Documentation |
Extraction of First or Last Digits
Description
This function extracts the first (and optionally second) or last digits in a vector.
Usage
extract_digits(x, check = 'first', include.zero = FALSE)
Arguments
x |
a numeric vector. |
check |
location of the digits to extract. Can be |
include.zero |
logical. Whether to include the digit zero in the output. |
Value
A vector of first (and optionally second) or last digits.
Author(s)
Koen Derks, k.derks@nyenrode.nl
Examples
set.seed(1)
x <- rnorm(100)
# Extract first digits (without zero)
extract_digits(x, check = 'first')
# Extract last digits (including zero)
extract_digits(x, check = 'last', include.zero = TRUE)
[Package digitTests version 0.1.2 Index]