It is an unordered set of

key/value

pairs Each key is followed by colon

:

key/value

pairs are separated by

comma

The keys must be strings and should be different from each other Objects should be used when the

key

names are arbitrary

strings

Objects are enclosed in curly braces

{}

, it starts with

{

and ends with

}

{
   "id": "011A",
   "language": "JAVA",
   "price": 500,
}