Arbortext Command Language > set Command Options > set freeformpis
  
set freeformpis
set freeformpis= { on | off}
When an XML instance with no DTD declaration is edited, the user may add new elements and attributes and associate style categories with elements Formerly, for this information to persist across multiple editing sessions required saving the instance in the form of processing instructions (PIs) at the beginning of the file. This is no longer the case.
If freeformpis is set to on , existing PIs are preserved in Free-form XML documents. If freeformpis is set to off, existing PIs are removed from Free-form XML documents..
The default value of freeformpis is on .