Move Arduino_JSON to AirGradient libries

src/Libraries/Arduino_JSON/examples/JSONArray/JSONArray.ino

@@ -0,0 +1,104 @@
+/*
+  JSON Array
+
+  This sketch demonstrates how to use various features
+  of the Official Arduino_JSON library, in particular for JSON arrays.
+
+  This example code is in the public domain.
+*/
+
+#include <Arduino_JSON.h>
+
+const char input[] = "[true, 42, \"apple\"]";
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial);
+
+  demoParse();
+
+  demoCreation();
+}
+
+void loop() {
+}
+
+void demoParse() {
+  Serial.println("parse");
+  Serial.println("=====");
+
+  JSONVar myArray = JSON.parse(input);
+
+  // JSON.typeof(jsonVar) can be used to get the type of the variable
+  if (JSON.typeof(myArray) == "undefined") {
+    Serial.println("Parsing input failed!");
+    return;
+  }
+
+  Serial.print("JSON.typeof(myArray) = ");
+  Serial.println(JSON.typeof(myArray)); // prints: array
+
+  // myArray.length() can be used to get the length of the array
+  Serial.print("myArray.length() = ");
+  Serial.println(myArray.length());
+  Serial.println();
+
+  Serial.print("JSON.typeof(myArray[0]) = ");
+  Serial.println(JSON.typeof(myArray[0]));
+
+  Serial.print("myArray[0] = ");
+  Serial.println(myArray[0]);
+  Serial.println();
+
+  Serial.print("myArray[1] = ");
+  Serial.println((int) myArray[1]);
+  Serial.println();
+
+  Serial.print("myArray[2] = ");
+  Serial.println((const char*) myArray[2]);
+  Serial.println();
+
+  Serial.println();
+}
+
+void demoCreation() {
+  Serial.println("creation");
+  Serial.println("========");
+
+  JSONVar myArray;
+  
+  myArray[0] = false;
+  myArray[1] = 4242.5;
+  myArray[2] = "orange";
+  myArray[3] = "world";
+  myArray[4] = true;
+  myArray[5] = 42;
+
+  Serial.print("myArray.length() = ");
+  Serial.println(myArray.length());
+
+  // JSON.stringify(myVar) can be used to convert the JSONVar to a String
+  String jsonString = JSON.stringify(myArray);
+
+  Serial.print("JSON.stringify(myArray) = ");
+  Serial.println(jsonString);
+  Serial.println();
+
+  for (int i = 0; i < myArray.length(); i++) {
+    JSONVar value = myArray[i];
+
+    Serial.print("JSON.typeof(myArray[");
+    Serial.print(i);
+    Serial.print("]) = ");
+    Serial.println(JSON.typeof(value));
+
+    Serial.print("myArray[");
+    Serial.print(i);
+    Serial.print("] = ");
+    Serial.println(value);
+
+    Serial.println();
+  }
+
+  Serial.println();
+}