extract_fude: Extract a subset of Fude Polygon data

In fude: Utilities for Fude Polygon

Extract a subset of Fude Polygon data

Description

extract_fude() extracts a subset of Fude Polygon data returned by read_fude() by year, municipality, former municipality, and/or agricultural community.

Usage

extract_fude(data, year = NULL, city = NULL, kcity = "", rcom = "")

Arguments

data	A Fude Polygon data object returned by read_fude(). data may be a single data frame or a list of data frames.
year	A numeric vector of issue years to extract. If NULL, all years are kept.
city	A character vector of municipality names or local government codes used to identify target municipalities. If NULL, all municipalities are kept.
kcity	A character vector of regular expression patterns used to match former municipality names in Japanese.
rcom	A character vector of regular expression patterns used to match agricultural community names in Japanese.

Value

An sf::sf() object containing the extracted subset.

See Also

read_fude()

fude documentation built on April 5, 2026, 9:06 a.m.