JSON Syntax

JSON Data represented in key-value pair. JSON object can be String | Number | Object | Array | TRUE | FALSE | NULL.

{
    "name": "Gopi",
    "age": 26,
    "Profession": "Software Engineer",
    "salary": 40000,
    "permanentEmployee": true
}

Basic Components of JSON

There are two basic components in JSON

        1. Objects

        2. Arrays

Objects

Objects are represented by curly braces.

{
    "name": "Krishna",
    "id": 1,
    "marks": {
        "Physics": 85,
        "Chemistry": 60,
        "Mathemaics": 90
    }
}

Arrays

Arrays are represened by square brackets, separated by comma.

{
    "book": [
        {
            "id": "01",
            "language": "Java",
            "edition": "third",
            "author": "Herbert Schildt"
        },
        {
            "id": "07",
            "language": "C++",
            "edition": "second",
            "author": "Kanetkar"
        }
    ]
}

 

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