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const=defines.circuitconditionindex.constant_combinator
string2logic=function(ent,str)
    local par={}
    for i = 1, #str,2 do
        par[i]={
            count=1,
            index=i,
            signal={
                type="virtual",
                name=num2sign[str:sub(i, i)],
                }
            }
    end
    ent.set_circuit_condition(const,{parameters=par})
end

sign2num={
    ["signal-1"]=1,
    ["signal-2"]=2,
    ["signal-3"]=3,
    ["signal-4"]=4,
    ["signal-5"]=5,
    ["signal-6"]=6,
    ["signal-7"]=7,
    ["signal-8"]=8,
    ["signal-9"]=9,
    ["signal-0"]=0,
}
num2sign={}
for k,v in pairs(sign2num) do num2sign[v]=k end

Code: Select all

/c p=game.player; c=p.surface.create_entity{name="constant-combinator", position={0,0}, force=p.force}; string2logic(c,"412")