ArduinoJson 6.4.0-beta

Special note ⚠️

ArduinoJson 6 requires updating code written for version 5.
See the migration guide for details.

Changes since 6.3.0-beta

• Copy JsonArray and JsonObject, instead of storing pointers (issue #780)
• Added JsonVariant::to<JsonArray>() and JsonVariant::to<JsonObject>()
• Fixed "-0" (issue #808)

View version history

How to install

There are several ways to install ArduinoJson, from simpler to more complex:

1. Use the Arduino Library Manager
2. Download ArduinoJson-v6.4.0-beta.h put it in your project folder
3. Download ArduinoJson-v6.4.0-beta.zip and extract it in you libraries folder

Note: ArduinoJson-v6.4.0-beta.h are ArduinoJson-v6.4.0-beta.hpp are almost identical; the difference is that the .hpp keeps everything in the ArduinoJson namespace.

Try online

• JsonParserExample
• JsonGeneratorExample
• MsgPackParserExample