This are the available options according to the docs
- <% 'Scriptlet' tag, for control-flow, no output
- <%_ ‘Whitespace Slurping’ Scriptlet tag, strips all whitespace before it
- <%= Outputs the value into the template (HTML escaped)
- <%- Outputs the unescaped value into the template
- <%# Comment tag, no execution, no output
- <%% Outputs a literal '<%'
- %> Plain ending tag
- -%> Trim-mode ('newline slurp') tag, trims following newline
- _%> ‘Whitespace Slurping’ ending tag, removes all whitespace after it
Looks like the option you need is the number 4