Switch on/off and select/customize progress bar
     
    
    Usage
    set_progress_bar(type = "bw", show = TRUE, clear = FALSE)
show_progress_bar(show = TRUE)
 
     
    
    Arguments
- type
 
character, type of the progress bar to display. Existing options:
"bw", "default", "cli", "progress".
 
- show
 
logical, the progress bar is visible if TRUE.
 
- clear
 
logical, sets progressr.clear global option. If TRUE, all outout from the progress bar will be cleared.
 
 
    
    Value
    sets the progress bar and returns NULL
     
    
    Examples
    if (FALSE) { # \dontrun{
set_progress_bar("bw")
set_progress_bar("default")
set_progress_bar("cli")
set_progress_bar("progress")
set_progress_bar("pbcol")
} # }
if (FALSE) { # \dontrun{
show_progress_bar()
show_progress_bar(FALSE)
} # }