Dollar sign + number does not display in code blocks

Example:

[[60c2446c64a2a]], , , , , , , ,
bonus:   

and the same string as a quote:

Quote:
$0, $1, $2, $3, $4, $5, $6, $7,
bonus: $8 $9 $10

something like this can be found in CMDgram.y, which is not C++ code, but is a part of the engine.