detect_na_intro: Check for coercion's NA introduction
In coletl/easyr: Make life a little easier

Detect where coercing a vector introduces NAs.

1	detect_na_intro(x, FUN)

`x`	a vector.
`FUN`	a function for type coercion.

A logical vector indicating where NAs were introduced.

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x <-  c("5", "12", "zero", NA, "0")
check <- detect_na_intro(x, as.numeric)
data.frame(x, check)

coletl/easyr documentation built on June 10, 2020, 4:58 p.m.

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