S-PLUS Version Information.

DESCRIPTION:

Returns a numeric identification of this release of S-PLUS.

USAGE:

version.number(include.revision = F) 

OPTIONAL ARGUMENTS:

include.revision
logical flag; if TRUE and version$status.rev is or can be coerced to numeric (i.e., it is not, say, "2a"), then that component will be used in the 1/100ths place of the return value.

VALUE:

numeric identifying this release of S-PLUS, computed as version$major + version$minor/10 plus the value (if any) associated with include.revision .

SEE ALSO:

, , .

EXAMPLES:

if(version.number(T) > 4.52) gui.stack.col(results, source=mydata) 
if(floor(version.number()) >= 5) setOldClass("myclass")