[O] org-capture: how to unindent %i?

Hi, I'm using the org-caputre with a org-capture-templates which I want to use capture a region. "%i" will apply the indent. Is there a %-escapes which will not indent the content but just make a proper level header? (add-to-list 'org-capture-templates '("R" "check indent"

[O] How to use org src functions in other major mode (markdow)?

-code on such markdown blocks? Best Regards, Shuguang Sun