If a registry key exists, then do something

[don_AC64]

"If a registry key exists, then do something"

"if a registry key value exists, then do something"

"if a registry key has a certain value, then do something":

how can I express each of these expressions in QM language?

[Gintaras]

Macro Macro2757

Code:

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RegKey k
if(k.Open("Software\Microsoft" HKEY_CURRENT_USER KEY_READ))
,k.Close
,out "key exists"
else out "no key"

if(rget(_s "valueName" "\my key"))
,out F"value exists: {_s}"
else out "no value"

[don_AC64]

Thank you vary much!