grouped_df: A grouped data frame.

In hadley/dplyr: A Grammar of Data Manipulation

A grouped data frame.

Description

The easiest way to create a grouped data frame is to call the 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 group_data() for the accessor functions that retrieve various metadata from a grouped data frames.

Usage

grouped_df(data, vars, drop = group_by_drop_default(data))

is.grouped_df(x)

is_grouped_df(x)

Arguments

data	a tbl or data frame.
vars	A character vector.
drop	When .drop = TRUE, empty groups are dropped.

hadley/dplyr documentation built on Nov. 6, 2024, 4:48 p.m.