A named logical vector. Current components are
jpeg |
Is the jpeg function operational? |
png |
Is the png function operational? |
tcltk |
Is the tcltk package operational? |
X11 |
(Unix) Are the X11 graphics device and the
X11-based data editor available? |
GNOME |
(Unix) Is the GNOME GUI in use? This is deprecated,
and will be removed from R 2.1.0. Use .Platform$GUI instead. |
libz |
Is gzfile available? From R 1.5.0 this
will always be true, and is deprecated. |
http/ftp |
Are url and the internal method for
download.file available? |
sockets |
Are make.socket and related functions
available? |
libxml |
Is there support for integrating libxml with
the R event loop? |
fifo |
are FIFO connections supported? |
cledit |
Is command-line editing available in the current R
session? This is false in non-interactive sessions.
It will be true for the command-line interface if readline
support has been compiled in and --no-readline was
not invoked.
|
IEEE754 |
Does this platform have IEEE 754 arithmetic? Note
that this is more correctly known by the international standard
IEC 60559, and will always be true from R version 2.0.0. |
bzip2 |
Is bzfile available? From R 1.7.0 this
will always be true, and is deprecated. |
PCRE |
Is the Perl-Compatible Regular Expression library
available? This is needed for the perl = TRUE option to
grep are related function. From R 1.7.0 this
will always be true, and is deprecated. |