Rails 3: How to display properly text from “textarea”?

Question

In my Rails 3 application I use textarea to let users to write a new message in a forum.

However, when the message is displayed, all newlines look like spac

Answer 1

The following helper preserves new lines as line breaks, and renders any HTML or Script (e.g Javscript) as plain text.

def with_new_lines(string)
   (h(string).gsub(/\n/, '
')).html_safe
end

Use as so in views

<%= with_new_lines @object.some_text %>