Initial data commit

Task/Unicode-strings/Scala/unicode-strings.scala

@@ -0,0 +1,28 @@
+object UTF8 extends App {
+
+  def charToInt(s: String) = {
+    def charToInt0(c: Char, next: Char): Option[Int] = (c, next) match {
+      case _ if (c.isHighSurrogate && next.isLowSurrogate) =>
+        Some(java.lang.Character.toCodePoint(c, next))
+      case _ if (c.isLowSurrogate) => None
+      case _                       => Some(c.toInt)
+    }
+
+    if (s.length > 1) charToInt0(s(0), s(1)) else Some(s.toInt)
+  }
+
+  def intToChars(n: Int) = java.lang.Character.toChars(n).mkString
+
+  println('\uD869'.isHighSurrogate + " " + '\uDEA5'.isLowSurrogate)
+
+  println(charToInt("\uD869\uDEA5"))
+
+  val b = "\uD869\uDEA5"
+  println(b)
+
+  val c = "\uD834\uDD1E"
+  println(c)
+
+  val a = "$abcde¢£¤¥©ÇßçIJijŁłʒλπ•₠₡₢₣₤₥₦₧₨₩₪₫€₭₮₯₰₱₲₳₴₵₵←→⇒∙⌘☺☻ア字文𪚥".
+    map(c => "%s\t\\u%04X".format(c, c.toInt)).foreach(println)
+}