Azure-Delete-All-RGs

Option 1 Powershell ISE
#Execute below command in Powershel ISE
#create a new ps1 file, add below content and execute 
az login
az account set -s <subs-id>

foreach ($rgname in az group list --query "[].name" -o tsv) 
{  
az group delete -n $rgname --yes --no-wait 
}