as.environment
Coerce to an Environment Object
A generic function coercing an R object to an
environment. A number or a character string is
converted to the corresponding environment on the search path.
- Keywords
- data, environment
Usage
as.environment(x)Arguments
- x
an R object to convert. If it is already an environment, just return it. If it is a positive number, return the environment corresponding to that position on the search list. If it is
-1, the environment it is called from. If it is a character string, match the string to the names on the search list.If it is a list, the equivalent of
list2env(x, parent = emptyenv())is returned.If
is.object(x)is true and it has aclassfor which anas.environmentmethod is found, that is used.
Value
The corresponding environment object.
Note
This is a primitive function.
See Also
environment for creation and manipulation,
search; list2env.
Examples
library(base)
# NOT RUN {
as.environment(1) ## the global environment
identical(globalenv(), as.environment(1)) ## is TRUE
try( ## <<- stats need not be attached
as.environment("package:stats"))
ee <- as.environment(list(a = "A", b = pi, ch = letters[1:8]))
ls(ee) # names of objects in ee
utils::ls.str(ee)
# }