[add[ examples for function calls and variable declarations/assignment.

Author: vmarcella

README.md

@@ -16,8 +16,8 @@ This language is still currently experimental with many more features to come.
 ## Current features with working examples.
 * [Classes](examples/class.ls).
 * [Inheritance](examples/extends.ls).
-* Functions.
-* Variables.
+* [Functions](examples/func.ls).
+* [Variables](examples/variable.ls).
 * Conditionals.
 * Loops.
 * Closures.

examples/func.ls

@@ -0,0 +1,7 @@
+// Declares a function
+func AddTwoNums(num_one, num_two) {
+    return num_one + num_two;
+}
+
+// Invokes function with two literals.
+print AddTwoNums(10, 10);

examples/variable.ls

@@ -0,0 +1,11 @@
+// Assigns x to a string.
+var x = "hello there";
+
+// Prints x.
+print x;
+
+// Reassigns x to a number.
+x = 10;
+
+// Prints x.
+print x;