Gets the data type of the value of a variable
in the Windows registry.
|
Function |
Group |
Execution |
Windows |
Embedded |
Thin Client |
| GetRegValueType
|
System
Info |
Synchronous |
Supported |
Supported |
Not
supported |
Syntax
GetRegValueType( numMainKey, strKey, strValueName )
- numMainKey
- Numeric tag with the following possible values:
| 0 |
HKEY_LOCAL_MACHINE |
| 1 |
HKEY_CLASSES_ROOT |
| 2 |
HKEY_CURRENT_USER |
| 3 |
HKEY_USERS |
| 4 |
HKEY_CURRENT_CONFIG |
| 5 |
HKEY_PERFORMANCE_DATA |
- strKey
- Path where the value is located in the Main
Key.
- strVariableName
- Name of the variable to get. The maximum length is
255 characters.
Returned value
| 1 |
Variable
type is String. |
| 0 |
Variable
type is DWord. |
| −1 |
Invalid
number of parameters or invalid Main Key. |
| −2 |
Variable
type is not supported. You can only read DWord or String values
from the registry. |
| −3 |
Failed to
read the variable value; verify that you have the proper security
rights. |
Examples
|
Tag Name |
Expression |
|
Tag |
GetRegValueType( 0,
"HARDWARE\DESCRIPTION\System", "SystemBiosDate" ) //
Returned value = 1 |
|
Tag |
GetRegValueType( 2, "Control
Panel\Desktop", "Smooth Scroll" ) // Returned value = 0 |