Usage Scenario: Getting the First 3 Letters of the User Name

In a registration form, you want to take the first 3 letters of the name entered by the user and generate a user code.

Scenario flow:

• The user enters “John” in the fullname field.
• In the Substring action:
  
  • Value: FormComponent.fullname
  • Starting Index: 0
  • Count: 3
• The action result returns “Joh”.
• This value can be used to generate the user ID: ID-Joh-2025