Added JsonObject::containsKey()

2014-11-07 17:27:30 +01:00
parent b4b475d692
commit d38131d495
3 changed files with 18 additions and 1 deletions
--- a/include/ArduinoJson/JsonObject.hpp
+++ b/include/ArduinoJson/JsonObject.hpp
@ -78,6 +78,9 @@ class JsonObject : public Internals::JsonPrintable<JsonObject>,
  // This is a shortcut for JsonBuffer::createObject() and JsonObject::add().
  JsonObject &createNestedObject(key_type key);

+  // Tells weither the specified key is present and associated with a value.
+  bool containsKey(key_type key) const { return at(key).success(); }
+
  // Removes the specified key and the associated value.
  void remove(key_type key);