PC SOFT

ONLINE HELP
FOR WINDEV, WEBDEV AND WINDEV MOBILE

Home | Sign in | English US
  • 32-bit application operating on a 64-bit system
  • Equivalence
  • Operating mode in GO mode and at run time
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Identifies the path of first sub-key of specified key in the Windows registry.
Path is string
// Find out the name of primary key
Path = RegistryFirstSubKey()
// Browse all the sub-keys
WHILE Path <> ""
Path = RegistryNextKey(Path)
END
// Identifies the first sub-key of "HKEY_LOCAL_MACHINE\SYSTEM"
ResSubKey = RegistryFirstSubKey("HKEY_LOCAL_MACHINE\SYSTEM")
Syntax
<Result> = RegistryFirstSubKey([<Key Path>])
<Result>: Character string
  • Full path of first sub-key for the specified key,
  • Empty string ("") if no sub-key was found.
<Key Path>: Optional character string (with quotes)
Path of key to use. If this parameter is not specified, the path of first sub-key of "HKEY_CLASSES_ROOT" is returned.
Windows Mobile This path can contain up to 255 characters and up to 16 levels.
Remarks
WINDEVWEBDEV - Server codeReports and QueriesWindowsUser code (UMC)

32-bit application operating on a 64-bit system

On a 64-bit system, the 32-bit applications write into the registry from the following branch:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node
Windows MobileUser code (UMC)

Equivalence

The operating mode of RegistryFirstSubKey is equivalent to the operating mode of ceRegistryFirstSubKey.
The only difference is:
  • RegistryFirstSubKey handles the Mobile Device registry (Pocket PC) from a WINDEV Mobile application.
  • ceRegistryFirstSubKey handles the Mobile Device registry (Pocket PC) from a WINDEV application.
Windows MobileUser code (UMC)

Operating mode in GO mode and at run time

In GO mode (simulation on the development computer), RegistryFirstSubKey handles the registry of development computer.
At run time, RegistryFirstSubKey handles the Mobile Device registry (Pocket PC).
The differences between GO mode (simulator) and real use are presented in Differences between GO mode and real use.
Components
WINDEVWEBDEV - Server codeReports and Queries wd230std.dll
Windows Mobile wp230std.dll
Minimum required version
  • Version 9
This page is also available for…
Comments
Click [Add] to post a comment