Automatically Generated Nodes
User’s Guide
75
Automatically Generated Nodes
Start Nodes
Start nodes point to the first node in each frame. The are created automatically
by PPG when a frame or a subroutine is created.
Exit Nodes
Exit nodes indicate where the frame ends and returns to its parent frame. Exit
nodes are created automatically by PPG when you create a Link from one
frame to another. (Refer to
Node Types and the Parent-Child Relationship on page 17
for more information on the parent-child relationship between nodes.)
Return Nodes
Return nodes indicate where a subroutine ends and returns to its calling node.
Return nodes are created automatically by PPG when subroutines are created.
2342.book Page 75 Thursday, July 22, 2004 8:35 AM