Translate a Yes/No variable into 1/0

Source: R/cces_recode-outcome.R

Operationalizes outcomes of type yes/no to binary variables. It is internally given the values to count as a "Yes" by regular expression, e.g. not only "Yes" but also "Support" and "For"

yesno_to_binary(vec, DK_to_NA = TRUE)

Arguments

vec

A vector of CCES response values, in character
DK_to_NA

Whether don't knows should be treated as NA. Defaults to TRUE.

Value

A vector of integers

Examples

 yesno_to_binary(
  c("Yes",
    "No",
    "Support",
    "Oppose",
    "Somewhat support",
    "Somewhat oppose",
    "For this bill",
    "Against this bill",
    "Not sure",
    "Don't Know",
    NA_character_)
)

#>  [1]  1  0  1  0  1  0  1  0 NA NA NA