Re: [Jprogramming] formatting a string

The evaluation is ". "0 (":123). ": 123 is the string '123' Then execute ". is applied, with rank zero "0 so ". is applied to each of the elements of the strings '123'. The result is the 3-element vector of numbers 1 2 3, no longer a string. To see this put $ before the expression. " and ".

Re: [Jprogramming] formatting a string

OK, now I see. I was confused with the definition of the rank. Thanks a lot ! 2009/3/31 Matthew Brand > ": 123 converts the number 123 to the string '123'. > > ". '123' converts the string '123' to the number 123. > > ". "0 inputs each item of the string

Re: [Jprogramming] formatting a string

": 123 converts the number 123 to the string '123'. ". '123' converts the string '123' to the number 123. ". "0 inputs each item of the string '123' in turn to ". such that "."0 '123' results in the three numbers 1, 2 and 3. http://www.jsoftware.com/help/dictionary/d600n.htm On Tue, Mar 31, 20

[Jprogramming] formatting a string

Dear forum users, I am currently learning J and I don't understand the following instruction: ". "0":123 output: 1 2 3 My problem is with the formatting "0": If it does what I think (converting number to string, with an empty space between the digits), why doesn't it work in the following case: