Clear (global) environment and free up memory

Source: R/clearEnv.R

Removes all objects in the global environment including hidden objects, and afterwards runs the garbage collector to free up memory.

clearEnv(envir = .GlobalEnv, hidden = TRUE)

Arguments

envir

(optional) The environment to clear. default: .GlobalEnv
hidden

(optional) Include hidden objects (those starting with a dot "."). default: TRUE

Value

Prints the removed objects, their classes, and the output from garbage collector.

Examples

assign("test", "test", envir = .GlobalEnv)
clearEnv()

#> The following 2 objects were removed:
#>  *object*     *class*  
#>  .Random.seed integer  
#>  test         character
#> 
#> Garbage collector:
#> 
#>           used (Mb) gc trigger (Mb) limit (Mb) max used (Mb)
#> Ncells  767416   41    1285998 68.7         NA   767416   41
#> Vcells 1429987   11    8388608 64.0      16384  1429987   11