Checks if a member is visible given its modifiers.
## Static method (use this):
## Rdoc$isVisible(modifiers, visibilities, ...)## Don't use the below:
# S3 method for Rdoc
isVisible(static, modifiers, visibilities, ...)
A character string of modifiers.
A character string of visibility flags.
Not used.
Returns TRUE if the modifiers are equal or higher than the visibility
flags, otherwise FALSE.
For more information see Rdoc.