Imagine I have my code split into multiple sections, like so

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Suppose I now select all cells and merge them, getting

enter image description here

Is it possible to automatic set a divider between the different code sections? I'm looking for something like

enter image description here

A code to apply customizable dividers to merged tagged cells would be ideal. Any ideas?

  • $\begingroup$ I think it should be straightforward to prepend some custom comment to the box structure of each selected cell, before telling the front-end to merge them. $\endgroup$
    – Lukas Lang
    Commented Jul 28, 2021 at 11:27

1 Answer 1


Something simple like this?

    Dividers -> {None, {All, 4 -> None}}

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