9.1 Preview9.2 Read the source code9.3 Write a unit test9.4 Display variable values9.5 Display execution messages9.6 Display procedure arguments9.7 Generate a flow trace9.8 Generate a variable snapshot9.9 Generate memory dump9.10 Force variable value9.11 Assert assumptions9.12 Check data structures9.13 Display data structures9.14 Use runtime subscript checking9.15 Use runtime stack checking9.16 Use runtime heap checking9.17 Initialize global variables9.18 Initialize local variables9.19 Change storage class9.20 Use a different compiler9.21 Compile to assembly code9.22 Execute on a different platform9.23 Review