Thanks Kevin, I agree that HDF5 or even json are better choices in general but for short scripts with small state they might be overkill imho.
Cheers, Robert söndag 31 augusti 2014 skrev Kevin Squire <kevin.squ...@gmail.com>: > Hi Robert, > > You and the OP will have to check whether this addresses you use case, but > did you see this recent message: > https://groups.google.com/forum/m/#!topic/julia-users/yHXjH7b7r1o > > Cheers, > Kevin > > On Sunday, August 31, 2014, Robert Feldt <robert.fe...@gmail.com > <javascript:_e(%7B%7D,'cvml','robert.fe...@gmail.com');>> wrote: > >> This is an old thread but I needed something similar to the original >> poster and didn't want to depend on external packages. >> >> A quick and dirty solution can be to save to file with showall and then >> eval and parse back in. This works for the built-in data types and for >> small data but I'm sure there are many disadvantages... Anyway, I've found >> it useful in small scripts that need to save some state between runs. Code >> and example below. >> >> Regards, >> >> /Robert Feldt >> >> macro savevars(filename, vars...) >> printexprs = map(vars) do var >> :(print(f, ";", $(string(var)), " = "); showall(f, $(esc(var)))) >> end >> quote >> local f = open($(esc(filename)), "w") >> try >> $(Expr(:block, printexprs...)) >> finally >> close(f) >> end >> end >> end >> >> a = 1 >> b = 2.345 >> c = [1,2,3] >> d = {:a => "a", :b => 1, "c" => "arne", "d1" => {1 => 2}} >> @savevars("t", a, b, c, d) >> >> function loadvars(filename) >> f = open(filename, "r") >> try >> eval(parse(readall(f))) >> finally >> close(f) >> end >> end >> >> a = b = c = d = -1 >> loadvars("t") >> >> julia> a >> 1 >> >> julia> b >> 2.345 >> >> julia> c >> 3-element Array{Int64,1}: >> 1 >> 2 >> 3 >> >> julia> d >> Dict{Any,Any} with 4 entries: >> :b => 1 >> "c" => "arne" >> "d1" => {1=>2} >> :a => "a" >> >> Den tisdagen den 1:e april 2014 kl. 14:41:53 UTC+2 skrev Freddy Chua: >>> >>> in matlab, there's save and load >>> >>> in java, there's object serialization >>> >>> So does julia have this feature? >>> >> -- Best regards, /Robert Feldt -- Tech. Dr. (PhD), Professor of Software Engineering Blekinge Institute of Technology, Software Engineering Research Lab, and Chalmers, Software Engineering Dept Explanea.com - Igniting your Software innovation robert.feldt (a) bth.se or robert.feldt (a) chalmers.se or robert.feldt (a) gmail.com Mobile phone: +46 (0) 733 580 580 http://www.robertfeldt.net <http://www.cse.chalmers.se/~feldt>
