PTC Arbortext Publishing Engine Programmer's Guide (PTC Arbortext Publishing Engine 程式設計師指南) > The Arbortext Publishing Engine Request Manager > Understanding the Internal Structure of Arbortext PE Request Manager > Arbortext PE 子流程 Pool Attributes > The id Attribute
  
The id Attribute
The id attribute of an Arbortext PE 子流程 pool provides an optional unique identifier. This attribute only needs to be specified if another Arbortext PE 子流程 pool refers to this one in its cascade attribute.