env_get

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Get an object from an environment

env_get() extracts an object from an enviroment env. By default, it does not look in the parent environments.

Usage
env_get(env = caller_env(), nm, inherit = FALSE)
Arguments
env

An environment or an object bundling an environment, e.g. a formula, quosure or closure.

nm

The name of a binding.

inherit

Whether to look for bindings in the parent environments.

Value

An object if it exists. Otherwise, throws an error.

Aliases
  • env_get
Examples
# NOT RUN {
parent <- child_env(NULL, foo = "foo")
env <- child_env(parent, bar = "bar")

# This throws an error because `foo` is not directly defined in env:
# env_get(env, "foo")

# However `foo` can be fetched in the parent environment:
env_get(env, "foo", inherit = TRUE)
# }
Documentation reproduced from package rlang, version 0.1.6, License: GPL-3

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