installr (version 0.23.4)

remove_from_.First_in_Rprofile.site: Remove a code line from Rprofile.site .First

Description

Goes through Rprofile.site text, finds a line of code - and removes it.

Usage

remove_from_.First_in_Rprofile.site(code, fixed = TRUE, ...)

Value

logical. Did we remove that line or not (in case it was not there)

Arguments

code

A character scalar with code to add at the beginning of the .First function in Rprofile.site

fixed

passed to grep

...

passed to grep

References

https://stackoverflow.com/questions/1395301/how-to-get-r-to-recognize-your-working-directory-as-its-working-directory https://stackoverflow.com/questions/1189759/expert-r-users-whats-in-your-rprofile http://www.noamross.net/archives/2012-11-02-rprofile/ https://www.statmethods.net/interface/customizing.html

Examples

if (FALSE) {
is_in_.First_in_Rprofile.site("suppressMessages(library(installr))") # FALSE
add_to_.First_in_Rprofile.site("suppressMessages(library(installr))")
is_in_.First_in_Rprofile.site("suppressMessages(library(installr))") # TRUE
remove_from_.First_in_Rprofile.site("suppressMessages(library(installr))")
is_in_.First_in_Rprofile.site("suppressMessages(library(installr))") # FALSE
# this would still leave .First
}