@@ -0,0 +1,236 @@
+package miString;%0Apublic class MiString %7B%0A%0A%09public static String join(String delimitador, Iterable%3CString%3E objetosIterable) %7B%0A%09%09String str = %22%22;%0A%09%09for(String obj : objetosIterable) %7B%0A%09%09%09str += (obj + delimitador);%0A%09%09%7D%0A%09%09return str;%0A%09%7D%0A%7D

Version Propia de String.join