The dyadic form of ". has some additional advantages. It is considerably faster than (monadic) ". and it is lenient with signs from other environments, e.g.
_ ". '1 2 3j4 -6 +7 _8 -3p-2 not-a-number 16b1f ' 1 2 3j4 _6 7 _8 _0.303964 _ 31 On 2011/12/30 16:51 , Blake McBride wrote: > Greetings, > > In APL I used to use the execute function to convert a string (like > '123.45') into a number 123.45 (after I verified that it was a valid > number). How can I do this in J? > > Thanks. > > Blake McBride > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm