Imported Ord method, and added a simple test

Src/GeneralUtility.h

@@ -1,12 +1,30 @@
 #ifndef GENERALUTILITY_GENERALUTILITY_H
 #define GENERALUTILITY_GENERALUTILITY_H
 
+#include <algorithm>
+#include <utility>
+
 class GeneralUtility {
 public:
-
+    template <typename T_Type, class T_Container>
+    static int Ord(const T_Type& item, const T_Container& set);
 private:
     // No instanciation! >:(
     GeneralUtility();
 };
 
+template<typename T_Type, class T_Container>
+int GeneralUtility::Ord(const T_Type &item, const T_Container& set) {
+    const auto result =
+            std::find_if(set.begin(), set.end(), [item](const char c) -> bool {
+                return c == item;
+            });
+
+    // No item found
+    if (result == set.end())
+        return -1;
+    else
+        return result - set.begin();
+}
+
 #endif //GENERALUTILITY_GENERALUTILITY_H