potential_NA function

Search for Potential Missing Values

Search for potential missing values (i.e., sentences that are merely a punctuation mark) and optionally replace with missing value (NA). Useful in the initial cleaning process.

potential_NA(text.var, n = 3)

Arguments

• text.var: The text variable.
• n: Number of characters to consider for missing (default is 3).

Returns

Returns a dataframe of potential missing values row numbers and text.

Examples

## Not run:

DATA$state[c(3, 7)] <- "."
potential_NA(DATA$state, 20)
potential_NA(DATA$state)
# USE TO SELCTIVELY REPLACE CELLS WITH MISSING VALUES
DATA$state[potential_NA(DATA$state, 20)$row[-c(3)]] <- NA
DATA
DATA <- qdap::DATA
## End(Not run)