Applying IF statement to entire column in R

Question

I am trying to find a quick way to apply an IF statement to an entire column in R to create a new column of 1\'s and 0\'s depending on the statement. Specifically I want to

Answer 1

We can wrap with + to the logical condition to coerce to binary vector. It will be fast.

+(df$Rainfall >0)

Or if we are using ifelse, there is no need to loop, as it is vectorized

 ifelse(df$Rainfall > 0, 1, 0)