grouped_df: A grouped data frame.

Description Usage Arguments

View source: R/grouped-df.r

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.

Usage

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Arguments

data

a tbl or data frame.

vars

a character vector or a list of name()

drop

if TRUE preserve all factor levels, even those without data.


YTLogos/dplyr documentation built on May 19, 2017, 12:39 a.m.