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Determine whether an environment variable is being used

Source: R/envvar.R
using_envvar.Rd

Determine whether an environment variable is being used

Usage

using_envvar(x, value = NULL)

Arguments

x

Environment variable

value

Optional value to compare against

Value

A logical value

Examples

using_envvar("NOT_CRAN")
#> [1] TRUE

using_envvar("CI", "true")
#> [1] TRUE