Honeywell MX9 Reference Manual page 248

DelRegKey
Description
Deletes a specified registry subkey.
Syntax
DelRegKey,key,subkey
Parameters
key: The abbreviated major registry key where you want to delete the subkey. Can be one of:
l
l
l
The case of key doesn't matter
subkey: The subkey you want to delete.
Example
delregkey,LM,Software\WidgetsPlc\OurApp
Notes
Deletes the specified subkey and all of its contents (if any).
ElseIf
Description
Begins conditional command block, executed only if the previous IF command was FALSE.
Syntax
ElseIf
Parameters
None
Example
See IfFile , below
Notes
Results are unpredictable if not paired properly with If... command.
7-8
cr or hkcr (HKEY_CLASSES_ROOT)
cu or hkcu (HKEY_CURRENT_USER)
lm or hklm (HKEY_LOCAL_MACHINE).