text: var items = ["One", "Two", "Three"];
  
  items.unshift("Zero");
  items.shift();
  items.push("Four");
  items.push("Four", "Five");
  
  var_dump(items);
  echo(items.join(", "))
  
  echo(items.length)
  echo(items.indexOf({name: "Three"}))
  echo(items.join(", "))
  echo("\n");
  
  var count = items.reduce(function(curr, string) {
      return curr + string.length;
  }, 0);
  var_dump(count);
  
  var_dump(Array.isArray(items));
  var_dump(Array.isArray(count));
  
  /* This might not work, but it shouldn't crash! */
  var a = Array.prototype.slice.call([1,2,3], 1);
  var_dump(a);
  