{
  "name": "[]",
  "type": "operator",
  "description": "Index operator. Returns an element from an array or map value.",
  "arguments": [
        { "arg": "index", "description": "array index or map key value" }
  ],
  "examples": [
	{ "expression":"array(1,2,3)[0]", "returns":"1"},
	{ "expression":"array(1,2,3)[2]", "returns":"3"},
	{ "expression":"array(1,2,3)[-1]", "returns":"3"},
	{ "expression":"map('a',1,'b',2)['a']", "returns":"1"},
	{ "expression":"map('a',1,'b',2)['b']", "returns":"2"}
  ]
}