If you are using a User ID field, this function is not needed. Use this function if you are collecting email addresses from users who are not logged in, and would like to show an avatar using only the email address.
[25 avatar=40]
25 = the field ID
40 = the size of the avatar

This example will change the format of date fields from the default Y/m/d to d/m/Y when it is exported as a .csv file.

You can use the example below to replace the success/update message for a specific form.