Ifelse statement in R with multiple conditions - Stack Overflow
Ifelse statement in R with multiple conditions Asked 9 years, 8 months ago Modified 2 years, 10 months ago Viewed 284k times
r - if - else if - else statement and brackets - Stack Overflow
R reads these commands line by line, so it thinks you're done after executing the expression after the if statement. Remember, you can use if without adding else.
r - Nested ifelse statement - Stack Overflow
Aug 2, 2013 · However, in this specific case (if vs. ifelse) I upvoted the question as I had exactly same problems when I started using R. It was not clear from Introduction to R, nothing about …
R Conditional evaluation when using the pipe operator %>%
The ifelse function is a vectorized if. If you provide the if function with a logical vector, it will print a warning and it will only use the first element of that logical vector.
ifelse function in R with OR operator - Stack Overflow
May 1, 2023 · ifelse function in R with OR operator Asked 2 years, 7 months ago Modified 2 years, 7 months ago Viewed 729 times
r - Using If/Else on a data frame - Stack Overflow
The difference between if and ifelse: if is a control flow statement, taking a single logical value as an argument ifelse is a vectorised function, taking vectors as all its arguments. The help page …
r - Using ifelse Within apply - Stack Overflow
Jun 11, 2015 · Basically ifelse returns a vector of length n if its first argument is of length n. You want one value per row, but are passing more than one with x==0 (the number of values …
r - dplyr mutate with conditional values - Stack Overflow
In a large dataframe ("myfile") with four columns I have to add a fifth column with values conditionally based on the first four columns. Prefer answers with dplyr and mutate, mainly …
r - How to include NA in ifelse? - Stack Overflow
I am trying to create a column ID based on logical statements for values of other columns. For example, in the following dataframe test <- structure (list (time = c (10L, 20L, NA, 30L), type = …
Ifelse() with three conditions in R - Stack Overflow
Sep 16, 2020 · Ifelse () with three conditions in R Asked 5 years, 2 months ago Modified 5 years, 2 months ago Viewed 5k times