| ns-topenv {base} | R Documentation |
Top Level Environment
Description
Finding the top level environment from an environment
envir and its enclosing environments.
Usage
topenv(envir = parent.frame(),
matchThisEnv = getOption("topLevelEnvironment"))
Arguments
envir |
environment. |
matchThisEnv |
return this environment, if it matches before
any other criterion is satisfied. The default, the option
‘topLevelEnvironment’, is set by |
Details
topenv returns the first top level environment
found when searching envir and its enclosing environments. An
environment is considered top level if it is the internal environment
of a namespace, a package environment in the search
path, or .GlobalEnv .
See Also
environment, notably parent.env() on
“enclosing environments”;
loadNamespace for more on namespaces.
Examples
topenv(.GlobalEnv)
topenv(new.env()) # also global env
topenv(environment(ls))# namespace:base
topenv(environment(lm))# namespace:stats