geogenr (version 1.0.1)

get_layer_group: Get layer group

Description

Get a layer group to interpret its variables. Refines the content of the object.

Usage

get_layer_group(ul, layer_group_name)
# S3 method for uscb_layer
get_layer_group(ul, layer_group_name)

Value

A uscb_layer object.

Arguments

ul

A uscb_layer object.

layer_group_name

A layer name.

See Also

Other data selection functions: get_layer_group_names(), get_layer_names(), get_layer(), uscb_folder(), uscb_layer()

Examples

folder <- system.file("extdata", package = "geogenr")
folder <- stringr::str_replace_all(paste(folder, "/", ""), " ", "")
ua <- uscb_acs_5ye(folder = folder)
sa <- ua |> get_statistical_areas()
# sa[6]
# [1] "New England City and Town Area Division"
ul <- uscb_layer(uscb_acs_metadata, ua = ua, geodatabase = sa[6], year = 2015)
layers <- ul |> get_layer_names()
# layers[3]
# [1] "X02_RACE"
ul <- ul |> get_layer(layers[3])
lg <- ul |> get_layer_group_names()

# lg[2]
# [1] "003 - DETAILED RACE"
ul <- ul |> get_layer_group(lg[2])