Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/21482#discussion_r192547376 --- Diff: R/pkg/R/functions.R --- @@ -907,6 +907,30 @@ setMethod("initcap", column(jc) }) +#' @details +#' \code{isinf}: Returns true if the column is Infinity. +#' @rdname column_nonaggregate_functions +#' @aliases isnan isnan,Column-method +#' @note isinf since 2.4.0 +setMethod("isinf", --- End diff -- R has `is.infinite`. Can we match the behaviour and rename it?
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