Initial data commit

Task/Binary-strings/Wren/binary-strings.wren

@@ -0,0 +1,35 @@
+// create string
+var s = "abc"
+
+// destroy string (not really see notes above)
+s = null
+
+// (re)assignment
+s = "def"
+
+// comparison (only == && != supported directly)
+var b = (s == "abc")  // false
+
+// cloning/copying
+var t = s
+
+// check if empty
+s = ""
+b = (s != "")  // false
+b = s.isEmpty  // true
+
+// append a byte
+s = s + "b"
+
+// extract a substring
+s = "ghijkl"
+t = s[1..4]   // "hijk"
+
+// replace a byte or string
+s = "abracadabra"
+s = s.replace("a", "z")  // "zbrzczdzbrz"
+
+// join strings
+s = "abc"
+t = "def"
+var u = s + t  // "abcdef"