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44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2025, Benoit BLANCHON
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// MIT License
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//
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// This example shows how to deserialize a JSON document with ArduinoJson.
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#include <iostream>
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#include "ArduinoJson.h"
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int main() {
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// Allocate the JSON document
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JsonDocument doc;
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// JSON input string
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const char* json =
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"{\"sensor\":\"gps\",\"time\":1351824120,\"data\":[48.756080,2.302038]}";
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// Deserialize the JSON document
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DeserializationError error = deserializeJson(doc, json);
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// Test if parsing succeeds
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if (error) {
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std::cerr << "deserializeJson() failed: " << error.c_str() << std::endl;
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return 1;
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}
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// Fetch the values
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//
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// Most of the time, you can rely on the implicit casts.
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// In other case, you can do doc["time"].as<long>();
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const char* sensor = doc["sensor"];
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long time = doc["time"];
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double latitude = doc["data"][0];
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double longitude = doc["data"][1];
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// Print the values
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std::cout << sensor << std::endl;
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std::cout << time << std::endl;
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std::cout << latitude << std::endl;
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std::cout << longitude << std::endl;
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return 0;
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}
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