In addition to Skip Cave's approach (see http://www.jsoftware.com/help/dictionary/dx008.htm for reference material on 8!:0), you could use something like
0 1}.":,.100+1 2 3 10 11 01 02 03 10 11 For documentation on ,. see http://www.jsoftware.com/help/dictionary/d321.htm and for documentation on }. see http://www.jsoftware.com/help/dictionary/d531.htm But you should perhaps say a little more about the problem you are trying to solve, otherwise some issues might not be being dealt with properly? -- Raul On Sun, Jan 31, 2016 at 10:44 PM, Steve Mandula <[email protected]> wrote: > Could some solve this problem? > prefix a zero to a number. > > so that 1 2 3 > becomes 01 02 03 > and that 10 or 11 remain without the > zero prefix > > With Thanks > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
