as.regex {rebus.base}

Convert or test for regex objects

Description

as.regex gives objects the class "regex". is.regex tests for objects of class "regex".

Usage

as.regex(x)

is.regex(x)

Arguments

x

An object to test or convert.

Value

as.regex returns the inputs object, with class c("regex", "character"). is.regex returns TRUE when the input inherits from class "regex" and FALSE otherwise.

Examples

x <- as.regex("month.abb")
is.regex(x)