Internal verbosity option
Tells if all verbose messages should be
Tells if verbosity is on.
Prints out a message (on sdtout) if verbose mode is on.
Prints out a message (on sdtout) if the verbosity level is greater than a given value.
lverbose(val) lsilent()
is.verbose()
vmessage(...)
lmessage(..., level = 1L, appendLF = TRUE)
logical that sets the verbosity level.
arguments passed to ...
cat
logical indicating if an endline
character should be appended at the end of the message.
Passed to cat.
verbosity level threshold (numeric value)
above which the message should be printed out. This
threshold is compared with the current verbosity level as
returned by lverbose.
logical indicating if an endline
character should be appended at the end of the message.
Passed to cat.
the old verbose level