[add] an example for blocks.

Author: vmarcella

README.md

@@ -23,7 +23,7 @@ This language is still currently experimental with many more features to come.
 * [Loops](examples/loops.ls).
 * [Closures](examples/closure.ls).
 * [Recursion](examples/recursion.ls).
-* Blocks.
+* [Blocks](examples/blocks.ls).
 * Printing.
 * Lambda expressions/Anonymous functions.
 * Static & Instance getters.

examples/blocks.ls

@@ -0,0 +1,12 @@
+// Blocks allow variables to create isolated scopes from one another, allowing
+// var to be reused for variables with the same name.
+
+{
+    var x = 10;
+    print x;
+}
+
+{
+    var x = "I'm in my own scope!";
+    print x;
+}

examples/closure.ls

@@ -14,6 +14,6 @@ func Closure() {
 // Gets a function from the closure back.
 var counter = Closure();
 
-// Calling counter() increments the counter.
+// Calling counter() increments the counter contained within the closure.
 print counter();
 print counter();