Extracts the title string of a Rd file corresponding the the specified method of the specified class.
## Static method (use this):
## Rdoc$getRdTitle(class, method, ...)## Don't use the below:
# S3 method for Rdoc
getRdTitle(this, class, method, ...)
The method to be search for.
The class the method belongs to.
Not used.
Returns a character
string.
For more information see Rdoc
.