R Under development (unstable) (2024-01-23 r85822 ucrt) -- "Unsuffered Consequences"
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> message("TESTING: ll()...")
TESTING: ll()...
> 
> library("R.oo")
Loading required package: R.methodsS3
R.methodsS3 v1.8.2 (2022-06-13 22:00:14 UTC) successfully loaded. See ?R.methodsS3 for help.
R.oo v1.26.0 successfully loaded. See ?R.oo for help.

Attaching package: 'R.oo'

The following object is masked from 'package:R.methodsS3':

    throw

The following objects are masked from 'package:methods':

    getClasses, getMethods

The following objects are masked from 'package:base':

    attach, detach, load, save

> 
> ## Create some objects in the current environment
> a <- 1:100
> env <- new.env()
> env$b <- letters[1:10]
> 
> ## List the content of evironments
> x <- ll(envir=env)
> print(x)
  member data.class dimension objectSize
1      b  character        10        736
> 
> ## Empty environment
> x <- ll(envir=new.env())
> print(x)
data frame with 0 columns and 0 rows
> 
> ## search() path environment
> x <- ll(envir=1L)
> str(x)
'data.frame':	3 obs. of  4 variables:
 $ member    : chr  "a" "env" "x"
 $ data.class: chr  "numeric" "environment" "data.frame"
 $ dimension : chr  "100" "1" "c(0,0)"
 $ objectSize: num  448 736 600
> 
> ## search() path environment
> x <- ll(envir="R.oo")
> str(x)
'data.frame':	332 obs. of  4 variables:
 $ member    : chr  "$.BasicObject" "$.Class" "$.Object" "$<-.BasicObject" ...
 $ data.class: chr  "function" "function" "function" "function" ...
 $ dimension : chr  "NULL" "NULL" "NULL" "NULL" ...
 $ objectSize: num  159200 5624 9528 138472 82848 ...
> 
> ## Filter by name pattern
> x <- ll(envir="R.oo", pattern="^throw.*")
> print(x)
           member data.class dimension objectSize
1           throw   function      NULL       1240
2 throw.Exception   function      NULL      19640
3   throw.default   function      NULL       3408
4     throw.error   function      NULL       4704
> 
> x <- ll(envir="R.oo", pattern="^NonExistingName$")
> print(x)
data frame with 0 columns and 0 rows
> 
> ## List all functions and sort them by size
> x <- ll(envir="R.oo", mode="function", sortBy="objectSize")
> str(x)
'data.frame':	319 obs. of  4 variables:
 $ member    : chr  "Object" "BasicObject" "Class" "Exception" ...
 $ data.class: chr  "Class" "Class" "Class" "Class" ...
 $ dimension : chr  "NULL" "NULL" "NULL" "NULL" ...
 $ objectSize: num  56 384 384 384 384 ...
> 
> ## List all functions of a package and sort them by size
> x <- ll(R.oo, mode="function", sortBy="objectSize")
> str(x)
'data.frame':	319 obs. of  4 variables:
 $ member    : chr  "Object" "BasicObject" "Class" "Exception" ...
 $ data.class: chr  "Class" "Class" "Class" "Class" ...
 $ dimension : chr  "NULL" "NULL" "NULL" "NULL" ...
 $ objectSize: num  56 384 384 384 384 ...
> 
> ## List all functions of an Object
> obj <- Object()
> obj$a <- 1:100
> obj$b <- new.env()
> x <- ll(obj)
> print(x)
  member  data.class dimension objectSize
1      a     numeric       100        448
2      b environment         0          0
> 
> message("TESTING: ll()...DONE")
TESTING: ll()...DONE
> 
> proc.time()
   user  system elapsed 
   0.46    0.06    0.54