Arbortext Command Language > set Command Options > set protectpagelayout
  
set protectpagelayout
set protectpagelayout= { on | off}
 
This command controls whether page layout markup tags are read only or if they can be added, deleted, or modified.
on — Page layout markup is read only and cannot be deleted.
off — Page layout markup may be modified.
This option is global. The default setting is on. It does not affect the delete_mark (cut) command.
For more detailed information on the page layout elements and their attributes, see PTC Arbortext Help Center. Refer to the Programmer's Reference for more detailed information about line numbering applications.
Related Topics
set pagelayoutmarkers
layout::add function
layout::clear function
layout::apply function
linenum function