equals.json

{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "firstInt": {
            "type": "int",
            "defaultValue": 1
        },
        "secondInt": {
            "type": "int",
            "defaultValue": 1
        },
        "firstString": {
            "type": "string",
            "defaultValue": "a"
        },
        "secondString": {
            "type": "string",
            "defaultValue": "a"
        },
        "firstArray": {
            "type": "array",
            "defaultValue": ["a", "b"]
        },
        "secondArray": {
            "type": "array",
            "defaultValue": ["a", "b"]
        },
        "firstObject": {
            "type": "object",
            "defaultValue": {}
        },
        "secondObject": {
            "type": "object",
            "defaultValue": {"a": "b"}
        }
    },
    "variables": {
        "empty": []
    }, 
    "resources": [
    ],
    "outputs": {
        "checkInts": {
            "type": "bool",
            "value": "[equals(parameters('firstInt'), parameters('secondInt') )]"
        },
        "checkStrings": {
            "type": "bool",
            "value": "[equals(parameters('firstString'), parameters('secondString'))]"
        },
        "checkArrays": {
            "type": "bool",
            "value": "[equals(parameters('firstArray'), parameters('secondArray'))]"
        },
        "checkObjects": {
            "type": "bool",
            "value": "[equals(length(parameters('firstObject')), 1)]"
        },
        "converToArray": {
            "type": "array",
            "value": "[if(equals(length(parameters('secondObject')), 0), array(parameters('secondObject').a), variables('empty'))]"
        }              
    }
}