JSON

• Text | Language independent
• Better than XML
• Extension - file.json
• MIME Type - application/json
• Syntax

{
  "persons": [
    { "name": "Foo", "age": 23 },
    { "name": "Bar", "age": 26 },
    { "name": "Baz", "age": 36 }
  ],
  "Animals" ; {
      "Birds": ["a", "b", "c"],
      "Fishes": ["x", "y", "z"],
  }
}

• Values
  • Valid - string. boolean, number, object, array, null
  • Invalid - function, date, undefined
• Object/Array --> JSON

// Obj => json
var obj = {"name":"foo", "age":23};
JSON.stringify(obj);

// Array => json
var arr = ['foo", "bar"]
JSON.stringify(arr);

• JSON --> Object

var Obj = JSON.parse(jsonData);