heredoc синтаксис

print <<EOF
The price is #{$Price}.
EOF

print <<"EOF";			# same as above
The price is #{$Price}.
EOF

print <<`EOC`			# execute commands
echo hi there
echo lo there
EOC

print <<"foo", <<"bar"	# you can stack them
I said foo.
foo
I said bar.
bar

myfunc(<<"THIS", 23, <<'THAT')
Here's a line
or two.
THIS
and here's another.
THAT

if need_define_foo
  eval <<-EOS			# delimiters can be indented
          def foo
            print "foo\n"
    end
  EOS
end