diff --git a/example-test/src/testApp.cpp b/example-test/src/testApp.cpp
index 6c8f206..b978be9 100644
--- a/example-test/src/testApp.cpp
+++ b/example-test/src/testApp.cpp
@@ -57,6 +57,12 @@ void testApp::setup()
 		
 		v = ofxValue();
 		assert(v.isNull());
+		
+		v = 42.0f;
+		assert(v.as<long>() == 42);
+		assert(v.as<int>() == 42);
+		assert(v.as<double>() == 42);
+		assert(v.as<string>() == "42");
 	}
 	
 	{
@@ -168,6 +174,9 @@ void testApp::setup()
 		v["submap"]["1"] = 10;
 		v["submap"]["2"] = 10;
 		
+		assert(v.hasKey("submap"));
+		assert(v["submap"].hasKey("0"));
+		
 		for (int i = 0; i < 3; i++)
 		{
 			assert(v["submap"][ofToString(i)] == 10);
@@ -198,11 +207,9 @@ void testApp::setup()
 		v["array"][4]["test1"] = 70;
 		v["array"][4]["test2"] = 80;
 		
-		string d = v.toJson();
-		cout << d << endl;
-		
-		ofxValue s = ofxValue::fromJson(d);
-		assert(d == s.toJson());
+		string d = v.toJSON();
+		ofxValue s = ofxValue::fromJSON(d);
+		assert(d == s.toJSON());
 	}
 	
 	cout << "TEST PASSED" << endl;
diff --git a/src/ofxValue.cpp b/src/ofxValue.cpp
index 637cd34..43b09a1 100644
--- a/src/ofxValue.cpp
+++ b/src/ofxValue.cpp
@@ -62,7 +62,7 @@ static string to_json(ofxValue& v, int indent_level)
 	return "";
 }
 
-string ofxValue::toJson()
+string ofxValue::toJSON()
 {
 	return to_json(*this, 0);
 }
@@ -102,7 +102,7 @@ static ofxValue from_json(picojson::value j)
 	return v;
 }
 
-ofxValue ofxValue::fromJson(string json)
+ofxValue ofxValue::fromJSON(string json)
 {
 	value j;
 	string err;
diff --git a/src/ofxValue.h b/src/ofxValue.h
index 0c96859..786dca6 100644
--- a/src/ofxValue.h
+++ b/src/ofxValue.h
@@ -56,8 +56,10 @@ class ofxValue
 	inline bool isString() const { return type == STRING_TYPE; }
 	inline bool isArray() const { return type == ARRAY_TYPE; }
 	inline bool isMap() const { return type == MAP_TYPE; }
+
+	inline const size_t size() const;
 	
-	// Array utilitys
+	// Array utilities
 	
 	inline ArrayType& array() { assert(isArray()); return *array_; }
 	
@@ -67,20 +69,19 @@ class ofxValue
 	inline ofxValue pop();
 	inline ofxValue remove(size_t index);
 	
-	inline const size_t size() const;
-	inline bool hasKey(const string& key) const;
 
-	// Map utilitys
+	// Map utilities
 	
 	inline MapType& map() { assert(isMap()); return *map_; }
 	
 	inline ofxValue& operator[](const string& key);
 	
 	inline ofxValue remove(const string &key);
+	inline bool hasKey(const string& key) const;
+	
 	inline vector<string> keys() const;
 	inline vector<ofxValue> values() const;
 	
-	
 	// operators
 	
 	friend inline bool operator==(const ofxValue& v1, const ofxValue& v2)
@@ -118,10 +119,10 @@ class ofxValue
 	template<typename T> 
 	friend inline bool operator<=(const T& o, const ofxValue& v) { return !operator>(o, v); }
 	
-	// serialization
+	// json serialization
 	
-	string toJson();
-	static ofxValue fromJson(string json);
+	string toJSON();
+	static ofxValue fromJSON(string json);
 	
 protected: