.set1 | R Documentation |
This is an internal function and not intended to be used directly. It processes small sets.
.set1(x, envir)
x |
A character string |
envir |
An environment in which to evaluate values |
A data frame with the processed set
## ## below is an example that should generate an (informative) error
## extraoperators:::.set1("(-Inf,x)", envir = environment())
z <- max(mtcars$mpg)
extraoperators:::.set1("(-Inf,z)", envir = environment())
extraoperators:::.set1("(-Inf,30)", envir = environment())
## clean up
rm(z)
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