add more examples

README.md

@@ -24,6 +24,7 @@ Binaries of the latest unreleased version can be found on the [actions tab](http
 
 ## Example
 ```
+// This is a comment
 let add = func(a, b) {
     let result = a + b;
 

examples/data_structures.snek

@@ -0,0 +1,31 @@
+// Simple array
+let simple_array = [1, "Axolotl", 2.3];
+print(simple_array[1]);
+simple_array[1] = "Gods";
+array_push(simple_array, 42);
+print(array_length(simple_array));
+
+// Arrays may contain any expression
+let complex_array = [
+    func() {
+        2 + 3
+    },
+    42,
+    3.4,
+    [
+        "Another array"
+    ],
+    {
+        "my_key": 5
+    }
+];
+
+// Hashes contain key-value-pairs
+let my_hash = {
+    "my_func": func(a) {
+        a + 7
+    },
+    "number": 23
+};
+
+print(my_hash["my_func"](my_hash["number"]));

examples/functions.snek

@@ -0,0 +1,39 @@
+// Simple function
+let add = func(a, b) {
+    return a + b;
+};
+
+print(add(1, 2));
+
+// Implicit returns are supported
+let add_impl = func(a, b) {
+    a + b
+};
+
+print(add_impl(1, 2));
+
+// Functions are expressions
+func(name) {
+    print("Hello, my name is " . name);
+}("Senk Ju");
+
+let func_arr = [
+    func() {
+        return "Axolotl";
+    }
+];
+
+print(func_arr[0]());
+
+// Closures are supported
+let my_closure = func() {
+    let name = "Senk Ju";
+
+    let print_name = func() {
+        print("Hello, my name is " . name);
+    };
+
+    print_name();
+};
+
+my_closure();