Difference between “<%=” and “<%” when mixing ruby with html?

Question

I\'m learning Rails, and i\'m doing a exercise which i have to mix some html with ruby in a view file.

What is the main difference between \" <%= #code %> \" and \" &

Answer 1

<%= 1 + 2 %> will evaluate AND display the result. In this case, you should see 3 in your view.

<% 1 + 2 %> will evaluate but will not display the result in the view. In this case, you will not see 3 in your view.