An example site specific plugin aimed at those with some php skills.  Provides examples of the

• link types filter used to create additional types of links for your user fields.
• formatting a field using own routine
• Code to show_current_user_as_default in a detailed profile page intended for single user

This plugin will not auto update for obvious reasons – it is intended to be renamed and customised.

More details of the linktype example: here

An additional tested example has been added on 6 Feb 2020: conditional display of the user email based on status of another field.  Commented to indicate where text, values and field names should be changed.  Note screenshot is for proof of concept testing only.  The Fields and the text displayed should of course be changed.

Example Conditional Display of Email. Conditional field used a d Text etc should be customised.