threed-beam-fea/ext/rapidjson/example/simpledom/simpledom.cpp

30 lines
685 B
C++

// JSON simple example
// This example does not handle errors.
#include "rapidjson/document.h"
#include "rapidjson/writer.h"
#include "rapidjson/stringbuffer.h"
#include <iostream>
using namespace rapidjson;
int main() {
// 1. Parse a JSON string into DOM.
const char* json = "{\"project\":\"rapidjson\",\"stars\":10}";
Document d;
d.Parse(json);
// 2. Modify it by DOM.
Value& s = d["stars"];
s.SetInt(s.GetInt() + 1);
// 3. Stringify the DOM
StringBuffer buffer;
Writer<StringBuffer> writer(buffer);
d.Accept(writer);
// Output {"project":"rapidjson","stars":11}
std::cout << buffer.GetString() << std::endl;
return 0;
}