set_alias {knitr} | R Documentation |
We do not have to use the chunk option names given in knitr; we can set aliases for them. The aliases are a named character vector; the names are aliases and the elements in this vector are the real option names.
set_alias(...)
... |
named arguments (argument names are aliases, and argument values are real chunk options) |
NULL (opts_knit$get('aliases')
is modified as the side effect)
set_alias(w = "fig.width", h = "fig.height") # then we can use options w and h in chunk headers instead of fig.width and # fig.height