Expand the embedded inline code
markdown_pass1(text)Text with R code expanded.
A character vector of the same length as the input text.
Input text.
For example this becomes two: 2.
Variables can be set and then reused, within the same
tag:
The value of x is 100.
We have access to the internal functions of the package, e.g.
since this is roxygen2, we can refer to the internal markdown
function, and this is TRUE: TRUE.
To insert the name of the current package: roxygen2.
The iris data set has 5 columns:
Sepal.Length, Sepal.Width, Petal.Length, Petal.Width, Species.
# Code block demo
x + 1
#> [1] 101
Chunk options:
names(mtcars)
nrow(mtcars)
#> [1] "mpg" "cyl" "disp" "hp" "drat" "wt" "qsec" "vs" "am" "gear"
#> [11] "carb"
#> [1] 32
Plots:
plot(1:10)

Alternative knitr engines:
```{r}
# comment
this <- 10
is <- this + 10
good <- this + is
Also see vignette("rd-formatting").