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Stored procedures
Deletes a value from the Windows registry.
Example
// Deletes the "Language" value from "HKEY_LOCAL_MACHINE\SYSTEM\App"
Res = RegistryDeleteValue("HKEY_LOCAL_MACHINE\SYSTEM\App", "Language")
Syntax
<Result> = RegistryDeleteValue([<Access mode>, ] <Key path> , <Value name>)
<Result>: Boolean
  • True if the value was deleted,
  • False otherwise.
<Access mode>: Integer constant
Versions 27 and later
Registry access mode:
registryModeAuto
(Default value)
Automatic registry access mode:
  • a 32-bit application running on a 32-bit system manipulates the registry as a 32-bit program.
  • a 32-bit application running on a 64-bit system manipulates the registry from the following branch:
    HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node
  • a 64-bit application running on a 64-bit system manipulates the registry as a 64-bit program.
registryMode32Forced mode to access the registry as a 32-bit program.
registryMode64Forced mode to access the registry as a 64-bit program.
New in version 27
Registry access mode:
registryModeAuto
(Default value)
Automatic registry access mode:
  • a 32-bit application running on a 32-bit system manipulates the registry as a 32-bit program.
  • a 32-bit application running on a 64-bit system manipulates the registry from the following branch:
    HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node
  • a 64-bit application running on a 64-bit system manipulates the registry as a 64-bit program.
registryMode32Forced mode to access the registry as a 32-bit program.
registryMode64Forced mode to access the registry as a 64-bit program.
Registry access mode:
registryModeAuto
(Default value)
Automatic registry access mode:
  • a 32-bit application running on a 32-bit system manipulates the registry as a 32-bit program.
  • a 32-bit application running on a 64-bit system manipulates the registry from the following branch:
    HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node
  • a 64-bit application running on a 64-bit system manipulates the registry as a 64-bit program.
registryMode32Forced mode to access the registry as a 32-bit program.
registryMode64Forced mode to access the registry as a 64-bit program.
<Key path>: Character string
Path of key to use.
<Value name>: Character string
Name of value to delete.
Business / UI classification: Business Logic
Component: wd270std.dll
Minimum version required
  • Version 9
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