What is the difference between "%=%" and "%%" dynamic inserts in Rails (html.erb)?

Question

Ruby on Rails

Good afternoon, I have a question: what is the difference between "<%= %>" and "<% %>" in Ruby on Rails ?

Answer 1

The <% %> tags are used to execute Ruby code that doesn't return anything, such as conditions, loops, or blocks, while the <%= %> tags are used when you need the result of execution.

Answer 2

"<% %>" to evaluate expressions
"<%= %>" also, only with output of the evaluated expression to the template, to display