Examples for 'utils::installed.packages'


Find Installed Packages

Aliases: installed.packages

Keywords: utilities

### ** Examples

## confine search to .Library for speed
str(ip <- installed.packages(.Library, priority = "high"))
 chr [1:29, 1:16] "base" "boot" "class" "cluster" "codetools" "compiler" ...
 - attr(*, "dimnames")=List of 2
  ..$ : chr [1:29] "base" "boot" "class" "cluster" ...
  ..$ : chr [1:16] "Package" "LibPath" "Version" "Priority" ...
ip[, c(1,3:5)]
           Package      Version    Priority     
base       "base"       "4.2.3"    "base"       
boot       "boot"       "1.3-28.1" "recommended"
class      "class"      "7.3-21"   "recommended"
cluster    "cluster"    "2.1.4"    "recommended"
codetools  "codetools"  "0.2-19"   "recommended"
compiler   "compiler"   "4.2.3"    "base"       
datasets   "datasets"   "4.2.3"    "base"       
foreign    "foreign"    "0.8-84"   "recommended"
graphics   "graphics"   "4.2.3"    "base"       
grDevices  "grDevices"  "4.2.3"    "base"       
grid       "grid"       "4.2.3"    "base"       
KernSmooth "KernSmooth" "2.23-20"  "recommended"
lattice    "lattice"    "0.20-45"  "recommended"
MASS       "MASS"       "7.3-58.2" "recommended"
Matrix     "Matrix"     "1.5-3"    "recommended"
methods    "methods"    "4.2.3"    "base"       
mgcv       "mgcv"       "1.8-42"   "recommended"
nlme       "nlme"       "3.1-162"  "recommended"
nnet       "nnet"       "7.3-18"   "recommended"
parallel   "parallel"   "4.2.3"    "base"       
rpart      "rpart"      "4.1.19"   "recommended"
spatial    "spatial"    "7.3-16"   "recommended"
splines    "splines"    "4.2.3"    "base"       
stats      "stats"      "4.2.3"    "base"       
stats4     "stats4"     "4.2.3"    "base"       
survival   "survival"   "3.5-3"    "recommended"
tcltk      "tcltk"      "4.2.3"    "base"       
tools      "tools"      "4.2.3"    "base"       
utils      "utils"      "4.2.3"    "base"       
           Depends                                          
base       NA                                               
boot       "R (>= 3.0.0), graphics, stats"                  
class      "R (>= 3.0.0), stats, utils"                     
cluster    "R (>= 3.5.0)"                                   
codetools  "R (>= 2.1)"                                     
compiler   NA                                               
datasets   NA                                               
foreign    "R (>= 4.0.0)"                                   
graphics   NA                                               
grDevices  NA                                               
grid       NA                                               
KernSmooth "R (>= 2.5.0), stats"                            
lattice    "R (>= 3.0.0)"                                   
MASS       "R (>= 3.3.0), grDevices, graphics, stats, utils"
Matrix     "R (>= 3.5.0), methods"                          
methods    NA                                               
mgcv       "R (>= 3.6.0), nlme (>= 3.1-64)"                 
nlme       "R (>= 3.5.0)"                                   
nnet       "R (>= 3.0.0), stats, utils"                     
parallel   NA                                               
rpart      "R (>= 2.15.0), graphics, stats, grDevices"      
spatial    "R (>= 3.0.0), graphics, stats, utils"           
splines    NA                                               
stats      NA                                               
stats4     NA                                               
survival   "R (>= 3.5.0)"                                   
tcltk      NA                                               
tools      NA                                               
utils      NA                                               
plic <- installed.packages(.Library, priority = "high", fields = "License")
## what licenses are there:
table( plic[, "License"] )
                      GPL                GPL (>= 2) GPL (>= 2) | file LICENCE 
                        1                         5                         1 
            GPL-2 | GPL-3               LGPL (>= 2)           Part of R 4.2.3 
                        5                         1                        14 
                Unlimited 
                        2 

[Package utils version 4.2.3 Index]