It will be in Julia 0.4, and you can already overload `call` if you use the nightly releases.
In Julia 0.3 you will have to define a function and write call(r,1) in order for it to work. Regards Ivar kl. 19:50:31 UTC+1 tirsdag 4. november 2014 skrev Evan Pu følgende: > > Hello, > I want to create a polynomial type, parametrized by its coefficients, able > to perform polynomial additions and such. > but I would also like to use it like a function call, since a polynomial > should be just like a function > Something of the following would be nice: > > p = Poly([1,2,3]) # creating a polynomial p(x) = 1 + 2x + 3x^2 > q = Poly([1,2]) # creating a polynomial 1 + 2x > r = p + q # using dynamic dispatch, creating the polynomial 2 + 4x + 3x^2 > > r(1) # this should give 9, by evaluating polynomial r at x = 1 > > Is there something in Julia that would allow me to create what I have in > mind? > thanks!! >
