ArduinoJson 7.0.2

Changes

• Fix assertion poolIndex < count_ after JsonDocument::clear() (issue #2034)

View version history

ArduinoJson 7.0.1

Changes

• Fix "no matching function" with JsonObjectConst::operator[] (issue #2019)
• Remove unused files in the PlatformIO package
• Fix volatile bool serialized as 1 or 0 instead of true or false (issue #2029)

View version history

ArduinoJson 6.21.5

Changes

• Fix warning function returns incomplete class type on IAR (issue #2001)
• Fix volatile bool serialized as 1 or 0 instead of true or false (issue #2029)
• Remove unused files in the PlatformIO package

View version history

ArduinoJson 7.0.0

ℹ️ Read the blog post

Changes

• Remove BasicJsonDocument
• Remove StaticJsonDocument
• Add abstract Allocator class
• Merge DynamicJsonDocument with JsonDocument
• Remove JSON_ARRAY_SIZE(), JSON_OBJECT_SIZE(), and JSON_STRING_SIZE()
• Remove ARDUINOJSON_ENABLE_STRING_DEDUPLICATION (string deduplication cannot be disabled anymore)
• Remove JsonDocument::capacity()
• Store the strings in the heap
• Reference-count shared strings
• Always store serialized("string") by copy (#1915)
• Remove the zero-copy mode of deserializeJson() and deserializeMsgPack()
• Fix double lookup in to<JsonVariant>()
• Fix double call to size() in serializeMsgPack()
• Include ARDUINOJSON_SLOT_OFFSET_SIZE in the namespace name
• Remove JsonVariant::shallowCopy()
• JsonDocument's capacity grows as needed, no need to pass it to the constructor anymore
• JsonDocument's allocator is not monotonic anymore, removed values get recycled
• Show a link to the documentation when user passes an unsupported input type
• Remove JsonDocument::memoryUsage()
• Remove JsonDocument::garbageCollect()
• Add deserializeJson(JsonVariant, ...) and deserializeMsgPack(JsonVariant, ...) (#1226)
• Call shrinkToFit() in deserializeJson() and deserializeMsgPack()
• serializeJson() and serializeMsgPack() replace the content of std::string and String instead of appending to it
• Replace add() with add<T>() (add(T) is still supported)
• Remove createNestedArray() and createNestedObject() (use to<JsonArray>() and to<JsonObject>() instead)

View version history

ArduinoJson 6.21.4

Changes

• Fix error 'std::string' has not been declared (issue #1967)
• Fix error 'std::string_view' has not been declared (issue #1967)
• Fix error no instance of overloaded function... on recent IAR compilers (issue #2001)

View version history

ArduinoJson 6.21.3

Changes

• Fix compatibility with the Blynk libary (issue #1914)
• Fix double lookup in to<JsonVariant>()
• Fix double call to size() in serializeMsgPack()
• Include ARDUINOJSON_SLOT_OFFSET_SIZE in the namespace name
• Show a link to the documentation when user passes an unsupported input type

View version history

ArduinoJson 6.21.2

Changes

• Fix compatibility with the Zephyr Project (issue #1905)
• Allow using PROGMEM outside of Arduino (issue #1903)
• Set default for ARDUINOJSON_ENABLE_PROGMEM to 1 on AVR

View version history

ArduinoJson 6.21.1

Changes

• Double speed of DynamicJsonDocument::garbageCollect()
• Fix compatibility with GCC 5.2 (issue #1897)

View version history

ArduinoJson 6.21.0

ℹ️ Read the blog post

Changes

• Drop support for C++98/C++03. Minimum required is C++11.
• Remove ARDUINOJSON_NAMESPACE; use ArduinoJson instead.
• Make string support generic (issue #1807)

View version history

ArduinoJson 6.20.1

Changes

• Remove explicit exclusion of as<char*>() and as<char>() (issue #1860)
  If you try to call them, you'll now get the same error message as any unsupported type.
  You could also add a custom converter for char* and char.

View version history