Qbasic Programming For Dummies Pdf ((full))

IDE features: editor with BASIC language support, Immediate Window to test expressions, single-step debugging, watch variables and breakpoints (depending on QuickBASIC vs QBASIC).
Common debugging steps: isolate failing code into small example, use PRINT/WATCH/MSGBOX equivalents, test edge cases.
Save often; name files with .BAS extension.

Program is a sequence of statements, optional SUBs/FUNCTIONs.
Execution starts at first executable statement unless run from Immediate Window.
Use REM or ' for comments.