Make a copy of an environment with just the selected objects.
trim_env(object, keep = NULL, ...)# S3 method for environment
trim_env(object, keep = NULL, ...)
# S3 method for default
trim_env(object, keep = NULL, ...)
An environment or an object with
environment() and environment()<- methods.
A character vector giving names of variables in the environment (including its ancestors) to copy over, defaulting to dropping all. Variables that cannot be resolved are silently ignored.
Additional arguments, passed on to lower-level methods.
An object of the same type as object, with updated environment.
environment: A method for environment objects.
default: Default method, for objects such as formula and function that have environment() and environment()<- methods.