If used without an argument, current node is listed to the depth 1 (see below).
argument may be used to specify depth of the XML listing.
If negative, the listing depth is unlimited.
All content below the specified depth is replaced with
an ellipsis (
option makes the listing fold elements marked using the
fold command are folded, i.e. listed
only to the depth specified in the folding mark.
option avoids listing of attributes of the folded
elements (i.e. elements on the lowest level of listing).
Folded attributes are replaced with
may be used to enforce/suppress
indentation, overriding current setting
(see command indent).
Unless in quiet mode, this command also prints the number of (top-level) nodes listed.