That's what 1!:1 and 1!:2 are for. You should learn the first few of J's file foreigns; they are listed here: http://www.jsoftware.com/docs/help701/dictionary/dx001.htm
Roger: yes, the conversions functions are somewhat nicer, but they don't work for general arguments. Until I feel like writing a serialization function that uses these and is general (or someone else gives me one--that would be awesome), I'll keep using 5!:5 for serialization of small values. Marshall On Wed, Nov 9, 2011 at 9:58 PM, Skip Cave <[email protected]> wrote: > Wow! that is great stuff! Thanks so much, Marshall. > > If I want to take a noun like 'all' which is just a list of text strings. > and save it as a standard text file 'all.txt' in a specific folder on my > system, how would you do that? > > Skip > > On Wed, Nov 9, 2011 at 8:34 PM, Marshall Lochbaum <[email protected] > >wrote: > > > (nl 0) lists all the nouns in boxed form, and 7!:5 gives the memory used > by > > a noun in boxed form, so > > 7!:5 nl 0 > > gives you a nice list of all the memory being used. > > > > To save and recover a noun using a file, you can use the inverses (5!:5) > > and ". (". is a strict left inverse of 3 :'5!:5<''y''', at least). > > In other words, if your noun is named 'a', you can save it using > > (5!:5 <'a') 1!:2 <filename > > a =. ". 1!:1 <filename > > > > Mrshall > > > > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
