Rails 7 transforms a Ruby hash into HTML attributes for ERB interpolation | Saeloun Blog

One of the basic things we learn as a Rails developer is how to interpolate bits and pieces of Ruby code into our template file, which is ERB. There are many other template engines apart from ERB, such as HAML and Slim, but since ERB is the default for Rails, the examples shown below use the ERB syntax.Let us consider the example of displaying an image of my pet dog 🐶. Assume that we have the following attributes in a hash.