In this example code, I will create a key and read/write the value. Here is a list of some common registry hives in Windows:I think now time to see the example code. You can open the registry editor to running the command regedit in the search box or Run window. The hives are the group of registry keys, subkey, and the registry values.You can see the registry hives in registry editor left-hand side of the screen. SOLUTION: Quick Fix Solution Go to desktop Icon and right click and choose run as.You can find here a complete list of registry functions – MSDN.Note: To access the windows registry you should have the admin rights.Before creating the key we need to understand the windows registry hives.
In this function, I am opening the key and just write the value. BOOL CreateRegistryKey(HKEY hKeyParent,PWCHAR subkey)DWORD dwDisposition //It verify new key is created or open existing keyPrintf("Error opening or creating new key\n") Write a DWORD value into the created key:In this function, you need to pass the hives name, key name, value name and DWORD value which you want to store in the key. If everything is fine then this function creates the key under the given hives.
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