diff --git a/Jupiter/Readable_String.h b/Jupiter/Readable_String.h
index d3cce64..f258c89 100644
--- a/Jupiter/Readable_String.h
+++ b/Jupiter/Readable_String.h
@@ -26,6 +26,7 @@
 #include <cwchar> // wchar_t
 #include <cstdio> // FILE
 #include <string> // std::basic_string<T> type
+#include "InvalidIndex.h"
 
 namespace Jupiter
 {
@@ -70,6 +71,14 @@ namespace Jupiter
 		*/
 		bool contains(const T &value) const;
 
+		/**
+		* @brief Returns the index of the first element in the string with the specified value.
+		*
+		* @param value Value of the element to search for.
+		* @return The index of an element if one is found, INVALID_INDEX otherwise.
+		*/
+		size_t find(const T &value) const;
+
 		/**
 		* @brief Compares another string against the String.
 		*
@@ -146,15 +155,16 @@ namespace Jupiter
 		* @return Integer representation of the string.
 		*/
 		int asInt(int base = 0) const;
+		unsigned int asUnsignedInt(int base = 0) const;
 
 		/**
-		* @brief Interprets the string as an integer.
+		* @brief Interprets the string as a floating-point decimal number.
 		* Note: This returns 0 on any value string type other than char.
 		*
 		* @param base Base of the string representation.
 		* @return Integer representation of the string.
 		*/
-		unsigned int asUnsignedInt(int base = 0) const;
+		double asDouble() const;
 
 		/**
 		* @brief Outputs the string to a FILE stream.
diff --git a/Jupiter/Readable_String_Imp.h b/Jupiter/Readable_String_Imp.h
index 0f4e227..520f2f5 100644
--- a/Jupiter/Readable_String_Imp.h
+++ b/Jupiter/Readable_String_Imp.h
@@ -40,6 +40,14 @@ template<typename T> bool Jupiter::Readable_String<T>::contains(const T &value)
 	return false;
 }
 
+// find
+
+template<typename T> size_t Jupiter::Readable_String<T>::find(const T &value) const
+{
+	for (size_t i = 0; i != this->size(); i++) if (this->get(i) == value) return i;
+	return Jupiter::INVALID_INDEX;
+}
+
 // compare()
 
 template<typename T> int Jupiter::Readable_String<T>::compare(const Jupiter::Readable_String<T> &in) const
@@ -682,6 +690,16 @@ template<typename T> unsigned int Jupiter::Readable_String<T>::wordCount(const T
 
 // as<type>
 
+template<> int inline Jupiter::Readable_String<char>::asInt(int base) const
+{
+	return strtoi_s(this->ptr(), this->size(), base);
+}
+
+template<typename T> int Jupiter::Readable_String<T>::asInt(int base) const
+{
+	return 0;
+}
+
 template<> unsigned int inline Jupiter::Readable_String<char>::asUnsignedInt(int base) const
 {
 	return strtoui_s(this->ptr(), this->size(), base);
@@ -692,12 +710,12 @@ template<typename T> unsigned int Jupiter::Readable_String<T>::asUnsignedInt(int
 	return 0;
 }
 
-template<> int inline Jupiter::Readable_String<char>::asInt(int base) const
+template<> double inline Jupiter::Readable_String<char>::asDouble() const
 {
-	return strtoi_s(this->ptr(), this->size(), base);
+	return Jupiter_strtod_s(this->ptr(), this->size());
 }
 
-template<typename T> int Jupiter::Readable_String<T>::asInt(int base) const
+template<typename T> double Jupiter::Readable_String<T>::asDouble() const
 {
 	return 0;
 }