r - Extracting the 7th number from a 13 digit number -


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i want extract 7th number 13 digit number.for instance 9111110123341, 0 7th number , have if statement saying if number between 0 , 5 assign m new column . possible in r?

don't use text processing functions numeric operations:

extract_digit <- function(x, n) floor(x / 10^(ceiling(log10(x)) - n )) -     floor(x / 10^(ceiling(log10(x)) - n + 1)) * 10 extract_digit(9111110123341, 7:10) #extract 7th 10th digits #[1] 0 1 2 3

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