Validate Email Format in Power Automate Using Custom Connector and Regex in C#
Validating email formats in workflows is important to pre-check the data before using it in business logic and to avoid errors. While Power Automate has many actions, it doesn’t include advanced email validation by default. In this blog, you’ll learn how to create a Custom Connector to validate email addresses using C# code and Regex . High-Level Solution: Create a Custom Connector in Power Automate that uses C# and Regex for email format validation. Use the Custom Connector in Power Automate flows to dynamically validate email addresses. Steps to Implement: Step 1: Create the Custom Connector 1.1 Create Blank Custom connector Log in to Power Automate . From the left menu, select Custom Connectors . If not visible, go to More > Discover All > Locate Custom Connectors under the Data section. Click on New Custom Connector , then select Create from Blank . 1.2 General Configuration E...