Lot of example directory structure refactoring. (0.39.9).

examples/arrays_iter.fun

@@ -1,77 +0,0 @@
-#!/usr/bin/env fun
-
-/*
-  * This file is part of the Fun programming language.
-  * https://fun-lang.xyz/
-  *
-  * Copyright 2025 Johannes Findeisen <you@hanez.org>
-  * Licensed under the terms of the Apache-2.0 license.
-  * https://opensource.org/license/apache-2-0
-  */
-
-/*
-  * Array Iteration Examples
-  *
-  * Focuses specifically on:
-  * - Various iteration methods (`for`, `while`)
-  * - Using array mapping functions
-  * - Filtering arrays based on conditions
-  * - Reducing arrays to computed values
-  *- Converting between different collection types during iteration
-  */
-
-// for-in over an array literal
-for x in [1, 2, 3]
-  print(x)                 // prints: 1, then 2, then 3
-
-// for-in over a named array
-arr = [10, 20, 30]
-for x in arr
-  print(x)                 // prints: 10, then 20, then 30
-
-// nested arrays: iterate rows, then elements
-matrix = [[1, 2], [3, 4]]
-for row in matrix
-  print(row)               // prints: [1, 2] then [3, 4]
-  for v in row
-    print(v)               // prints: 1, 2, 3, 4
-
-// iterate over an array expression (concatenation)
-for v in arr + [40, 50]
-  print(v)                 // prints: 10, 20, 30, 40, 50
-
-// iterate over a slice (end = -1 means till the end)
-for v in arr[1:-1]
-  print(v)                 // prints: 20, 30
-
-// iterate over a function result
-fun make()
-  return [7, 9, 11]
-
-for v in make()
-  print(v)                 // prints: 7, 9, 11
-
-/* Expected output:
-1
-2
-3
-10
-20
-30
-[1, 2]
-1
-2
-[3, 4]
-3
-4
-10
-20
-30
-40
-50
-20
-30
-7
-9
-11
-*/