These are specialized versions of get and exists that look in the rstudio package namespace. If RStudio is not running, hasFun will return FALSE.

hasFun(name, version_needed = NULL, ...)

findFun(name, version_needed = NULL, ...)

Arguments

name

name of object to look for

version_needed

An optional version specification. If supplied, ensures that RStudio is at least that version. This is useful if function behavior has changed over time.

...

other arguments passed on to exists and get

Examples


rstudioapi::hasFun("viewer")
#> [1] FALSE