One of the principal characteristics of a web application is the myriad of links between its resources. They are in fact the glue that brings it together. So, in this section, I want to show you a few common techniques used while working with links programmatically in Drupal 8.
There are two main aspects when talking about link building in Drupal—the URL and the actual link tag itself. So, creating a link involves a two-step process, but can also be shortened into a single call via some helper methods.