Lee Rowlands

To Alter or Dispatch: Drupal 8 Events versus Alter Hooks

Lee Rowlands of previousnext discusses Drupal 8 events versus alter hooks, a great introduction to those new to Drupal 8's event system:

Drupal 8 comes with two extension points for module developers to allow other modules to interact with their code.

But there is a new kid on the block, the event system.

So as a module developer how do you decide whether to use the alter system or the event system.