JavaScript and JSON array

Single-dimensional:

["one", "two", "three"]

Multi-dimensional:

[["one", "two", "three"],
 ["four", "five", "six"]]

Single array of primitive integers:

[1, 1, 2, 3, 5, 8]

Single array of objects:

[
  {
    "title": "hello",
    "msg": "world"
  },
  {
    "title": "stack",
    "msg": "overflow"
  },
  {
    "title": "json",
    "msg": "array"
  },
]

Multidimensional array of primitive integers:

[
  [1, 2, 3],
  [4, 5, 6],
  [7, 8, 9]
]