TYPO3 add section frames.

How to add the section frames by preserving the content element ID.

1. In TS template


tt_content.stdWrap.innerWrap.cObject {
    100 < tt_content.stdWrap.innerWrap.cObject.default
    100.20.10.value = boxclass
}


2. In page TS Config


TCEFORM.tt_content.section_frame {
    addItems.100 = My custom box
}