JSON : Javascrpit object Notation

• package.json
• var.json
• terraform.output
• aws
• azure
• api/apigateway

Key points:

• .json extension
• human readable
• no commits will works (// or # comment)
• trailing commas (no comma for last key)
• Data types (string, number…etc )

Build json & Data TYpes:

• String

  • Ex: “DevOps”, “multi-cloud”
  • string should have double quotes (“”)

• Number: 1

  • no nquotes for the value

• Boolean:

  • true
  • false
  • no quotes & small letters

• Null (no values)

  • null
  • no quotes & small letters

• object { “key”: data-type }

  • key (must be double quotes “”)
  • value (data type like string, number, array …etc)

• Array: list of strings or numbers

  • [ ]
  • [ 1, 2, 3, 4]

rules for Json

• key must be double quotes
• value must be data type
• pairs having commans for next key
• array must have [ ]
• multiple object in array [ { objects }, {object2} ]

sample1:

{
    "name": "ram",
    "loction": "HYD",
    "tools": [
        {
            "devops": [
                "ansible",
                "terraform",
                "CICD"
            ]
        },
        {
            "multi-cloud": [
                {
                    "aws": [
                        "compute",
                        "IAM",
                        "Operations",
                        "storages"
                    ]
                },
                {
                    "azure": [
                        "compute",
                        "IAM",
                        "Operations",
                        "storages"
                    ]
                }
            ]
        }
    ]
}

sample2

{  

    "_comment": "this is sample json",
    "colleges": [

        {   
            "location": "HYD",
            "area": "jntu",
            "college_name": "jntuh",
            "groups": [
                "IT",
                "ECE",
                "MECH",
                "Civil"
            ],
            "students_count": 5000,
            "pincode": 500032
        },
        {
            "location": "HYD",
            "area": "SRM",
            "college_name": "SRM",
            "groups": [
                {
                    "IT": ["cse", "IT", "AI"]
                }
            ],
            "students_count": 500,
            "pincode": 500029
        },
         {
            "location": "RJY",
            "area": "RJY",
            "college_name": "GIET",
            "groups": [
                "IT",
                "ECE",
                "MECH",
                "Civil"
            ],
            "students_count": 50000,
            "pincode": 533201
        }


    ] 
}

Refer Json query