On Wed, Sep 11, 2013 at 11:34:58AM -0500, Robert Morse wrote: > The value of the variable i is not bound at function definition. > Rather, whatever i 's value at function execution is what is used.
Please excuse my curiosity as someone who wrote some computer algebra system interpretor. Are you saying that i is a global variable which is dynamicaly scoped ? > After the loop the variable i has the value 5. Hence calling each > instance F[i] returns the same value. > > You can accomplish what you want by writing a function that creates > the function (binding the value i): > > factory := function(i) return function(n) return n+i; end; end; and there i is function parameter which is lexicaly scoped, and functions are closed over lexicaly scoped variable ? Cheers, Bill. _______________________________________________ Forum mailing list Forum@mail.gap-system.org http://mail.gap-system.org/mailman/listinfo/forum
