diff -r 248fba6d1e76 -r 7fc34735178e sources/mystring.cpp
--- a/sources/mystring.cpp	Wed Jan 27 12:38:00 2021 +0200
+++ b/sources/mystring.cpp	Wed Jan 27 13:02:51 2021 +0200
@@ -48,26 +48,6 @@
 }
 
 /*!
- * \brief Removes all instances of an unwanted character from this string.
- * \param unwanted Character to remove.
- */
-void String::strip (char unwanted)
-{
-	for (int pos = 0; (pos = find (unwanted)) != -1;)
-		removeAt (pos--);
-}
-
-/*!
- * \brief Removes all instances of multiple characters from this string.
- * \param unwanted Characters to remove.
- */
-void String::strip (const List<char>& unwanted)
-{
-	for (char character : unwanted)
-		strip(character);
-}
-
-/*!
  * \returns an upper-case version of this string.
  */
 String String::toUpperCase() const
@@ -128,14 +108,14 @@
 		String sub = mid (a, b);
 
 		if (sub.length() > 0)
-			result << sub;
+			result.push_back(sub);
 
 		a = b + delimeter.length();
 	}
 
 	// Add the string at the right of the last separator
 	if (a < (int) length())
-		result.append (mid (a, length()));
+		result.push_back(mid(a, length()));
 
 	return result;
 }
@@ -409,11 +389,11 @@
  * \param delimeter The delimeter to place between the element strings.
  * \returns the catenated string.
  */
-String StringList::join (const String& delimeter)
+String join_string_list(const StringList& strings, const String& delimeter)
 {
 	String result;
 
-	for (const String &item : container())
+	for (const String &item : strings)
 	{
 		if (result.isEmpty() == false)
 			result += delimeter;