{
  "name": "array_append",
  "type": "function",
  "description": "Returns an array with the given value added at the end.",
  "arguments": [ {"arg":"array","description":"an array"},
                 {"arg":"value","description":"the value to add"}],
  "examples": [ { "expression":"array_append(array(1,2,3),4)", "returns":"array: 1,2,3,4"}]
}