mxnet基础到提高(24)-C++-符号，变量读写

#include
#include
#include “mxnet-cpp/MxNetCpp.h”
//email:lx@lxaipro.com
//code:liuxing
using namespace std;
using namespace mxnet::cpp;
Symbol myNet(){
auto x=Symbol::Variable(“X”);
auto y=Symbol::Variable(“Y”);
auto z=Symbol::Variable(“Z”);
z=x+y;
return z;
}
int main(){
std::map<std::string, NDArray> args;
Context ctx = Context::cpu();
auto dataX=NDArray(Shape(1), ctx);
auto dataY=NDArray(Shape(1), ctx);
dataX=12.5;
dataY=22.9;
args[“X”]=dataX;
args[“Y”]=dataY;
auto net=myNet();
auto *exe=net.SimpleBind(ctx,args);
exe->Forward(false);
std::vector& out = exe->outputs;
cout<<out.size()<<endl;
cout<<out[0]<<endl;
delete exe;
}

$make learn1
$build/learn1

1
[35.4, ]

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mxnet基础到提高(24)-C++-符号，变量读写

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