dplyr: Methods for dplyr verbs

In dfidx: Indexed Data Frames

Methods for dplyr verbs

Description

methods of dplyr verbs for dfidx objects. Default functions don't work because most of these functions returns either a tibble or a data.frame but not a dfidx

Usage

## S3 method for class 'dfidx'
arrange(.data, ...)

## S3 method for class 'dfidx'
filter(.data, ...)

## S3 method for class 'dfidx'
slice(.data, ...)

## S3 method for class 'dfidx'
mutate(.data, ...)

## S3 method for class 'dfidx'
transmute(.data, ...)

## S3 method for class 'dfidx'
select(.data, ...)

Arguments

.data	a dfidx object,
...	further arguments

Details

These methods always return the data frame column that contains the indexes and return a dfidx object.

Value

an object of class "dfidx"

Author(s)

Yves Croissant

Examples

mn <- dfidx(munnell)
select(mn, - gsp, - water)
mutate(mn, lgsp = log(gsp), lgsp2 = lgsp ^ 2)
transmute(mn, lgsp = log(gsp), lgsp2 = lgsp ^ 2)
arrange(mn, desc(unemp), labor)
filter(mn, unemp > 10)
pull(mn, gsp)
slice(mn, c(1:2, 5:7))

dfidx documentation built on Sept. 11, 2024, 7:55 p.m.