ISO yearweek to ISO quarter (character)

Maps an ISO yearweek to its ISO-week-based quarter (1 to 4), returned as a character string.

Usage

isoyearweek_to_isoquarter_c(x)

# Default S3 method
isoyearweek_to_isoquarter_c(x)

# S3 method for class 'character'
isoyearweek_to_isoquarter_c(x)

Arguments

x

ISO yearweek as a character string of the form "yyyy-ww", e.g. "2020-19" for the 19th ISO week of 2020.

Value

ISO quarter as a character vector (e.g. "2").

Details

The quarter is derived from the ISO week part of the input. See isoyearweek_to_isoquarter_n() for the week-to-quarter boundaries.

See also

vignette("date_conversion", package = "cstime") for worked date, ISO year and ISO week conversions. No vignette runs this function.

Other ISO yearweek-to-character converters: isoyearweek_to_isoweek_c(), isoyearweek_to_isoyear_c(), isoyearweek_to_isoyearquarter_c()

Examples

isoyearweek_to_isoquarter_c("2020-19")
#> [1] "2"