[Ur] int to string?
Michael Rohs
michael.rohs at hci.uni-hannover.de
Sun Oct 9 03:07:23 EDT 2016
Hi all,
I have a question to a very simple problem. How to convert an integer to a string?
This does not work:
fun int2string (i : int) : string = show i
Error message:
/.../test.ur:19:36: (to 19:40) Unification failure
Expression: show [<UNIF:H::Type>] _
Have con: show (list <UNIF:H::Type>)
Need con: <UNIF:I::Type> -> <UNIF:J::Type>
Incompatible constructors
Have: show (list <UNIF:H::Type>)
Need: <UNIF:I::Type> -> <UNIF:J::Type>
I couldn't find anything else like Int.toString or so.
Thank you very much in advance!
Best,
Michael
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