Wrap a block of code within =begin and =end to comment it out.
# the comment format you're used to
puts "I am evaluated"
=begin
puts "I"
puts "am"
puts "commented"
puts "out"
=endThis tip was submitted by Tim Linquist.
You can use HTML tags for formatting. Wrap code in <code> tags and multiple lines of code in <pre><code> tags.