Description Usage Arguments Details Examples
Query the last call made to xexams
(typically through
some exams2xyz
interface).
1 | match_exams_call(which = 1L, deparse = TRUE)
|
which |
integer. Specifies the hierarchy level
at which the |
deparse |
logical. Should only the deparsed function name be computed (or the entire call)? |
The function match_exams_call
is useful for determining
within an exercise which exams2xyz
interface is used in order
to behave slightly differently, e.g., for PDF vs. HTML output.
This feature only works from R 3.2.0 onwards.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | ## call exams2nops
tdir <- tempdir()
exams2nops("tstat2.Rnw", dir = tdir)
match_exams_call()
## exams2nops called exams2pdf called xexams:
match_exams_call(which = NULL)
## get full exams2nops call
match_exams_call(deparse = FALSE)
## but note that convenience wrappers etc. are included
e2n <- function(...) exams2nops(...)
e2n("tstat2.Rnw", dir = tdir)
match_exams_call(which = NULL)
|
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