Function to clear all elements within environment

Usage

clear_env(env, ...)

env: environment to clean, can be an R environment, or a fastmap2 instance
...: ignored


env = new.env()
env$a = 1
print(as.list(env))
#> $a
#> [1] 1
#> 

clear_env(env)
print(as.list(env))
#> list()