Forum Discussion

tech4life2023

Copper Contributor

Jun 27, 2023

Using conditional statement in a json

I am attempting to do conditional statement inside a .json file. I am finding that when a condition is met, the other conditions are ignored. It will only look a the first condition in my file whethe...

azure devops

Kidd_Ip

MVP

Aug 21, 2025

Take this to consolidate them into one resource and use conditional logic inside the properties block:

{
  "type": "Microsoft.Network/virtualNetworks/subnets",
  "apiVersion": "2020-08-01",
  "name": "[concat(parameters('virtualNetworkName'), '/', parameters('subnetName'))]",
  "dependsOn": [],
  "properties": {
    "addressPrefix": "[parameters('subnetAddress')]",
    "networkSecurityGroup": "[if(equals(parameters('networkSecurityGroupID'), 'N/A'), json('null'), json(concat('{\"id\": \"', parameters('networkSecurityGroupID'), '\"}')))]",
    "routeTable": "[if(equals(parameters('routeTableID'), 'N/A'), json('null'), json(concat('{\"id\": \"', parameters('routeTableID'), '\"}')))]",
    "serviceEndpoints": [],
    "delegations": [],
    "privateEndpointNetworkPolicies": "Enabled",
    "privateLinkServiceNetworkPolicies": "Enabled"
  }
}