string - Find and replace in R for categorical variables -
this question has answer here:
- replace values in vector based on vector 2 answers
x1 <- c("agree","disagree","agree","agree","agree","disagree","disagree")
how replace agree=1
, disagree=0
large atomic vectors or specific row/columns in data frame?
you can this
ifelse(x1 == 'agree', 1, 0)
more conditions can added necessary.
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