On Sun, Jun 12, 2016 at 4:06 PM, Xiaoqing Rong-Mullins <xqrong1...@gmail.com> wrote: > I want to define a series of anonymous functions, where each will be a value > in a Dict and/or a field value in a composite type. I need to be able to use > them for multiple times with different choices of arguments, including > keyword arguments. How many of them are defined at runtime depends on the > input and is unknown before hand, therefore I thought it'll be convenient to > for them to be anonymous. > > The methods I've tried do not allow me to define an anonymous function with > keyword arguments:
Not on 0.4. It's supported on 0.5. > > julia> VERSION > v"0.4.5" > > julia> function (a1,a2;a3=1) a1+a2+a3*2 end > ERROR: syntax: unexpected semicolon in tuple > > julia> (a1,a2;a3=1) -> a1+a2+a3*2 > ERROR: syntax: unexpected semicolon in tuple > > julia> (a1,a2;a3=1) = a1+a2+a3*2 > ERROR: syntax: unexpected semicolon in tuple > > > I can define named functions, but I want it to work on anonymous functions. > > julia> function g1(a1,a2;a3=1) a1+a2+a3*2 end > g1 (generic function with 1 method) > > julia> g2(a1,a2;a3=1) = a1+a2+a3*2 > g2 (generic function with 1 method) >
