% Generated by roxygen2: do not edit by hand % Please edit documentation in R/grouped-df.r \name{grouped_df} \alias{grouped_df} \alias{is.grouped_df} \alias{is_grouped_df} \title{A grouped data frame.} \usage{ grouped_df(data, vars, drop = group_by_drop_default(data)) is.grouped_df(x) is_grouped_df(x) } \arguments{ \item{data}{a tbl or data frame.} \item{vars}{A character vector.} \item{drop}{When \code{.drop = TRUE}, empty groups are dropped.} } \description{ The easiest way to create a grouped data frame is to call the \code{group_by()} method on a data frame or tbl: this will take care of capturing the unevaluated expressions for you. These functions are designed for programmatic use. For data analysis purposes see \code{\link[=group_data]{group_data()}} for the accessor functions that retrieve various metadata from a grouped data frames. } \keyword{internal}