PSPropertyBag_ReadULONGLONG function (propsys.h)
Reads a ULONGLONG data value from a property in a property bag.
Syntax
PSSTDAPI PSPropertyBag_ReadULONGLONG(
[in] IPropertyBag *propBag,
[in] LPCWSTR propName,
[out] ULONGLONG *value
);
Parameters
[in] propBag
Type: IPropertyBag*
A pointer to an IPropertyBag object that represents the property bag in which the property is stored.
[in] propName
Type: LPCWSTR
A null-terminated property name string.
[out] value
Type: ULONGLONG
When this function returns, contains a pointer to a ULONGLONG property value.
Return value
Type: HRESULT
If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
The property bag property function API converts between window types and the VARIANT type that is used to express values in a property bag. Doing so eases property bag usage, simplifies applications, and avoids common coding errors.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 7 [desktop apps only] |
| Minimum supported server | Windows Server 2008 R2 [desktop apps only] |
| Target Platform | Windows |
| Header | propsys.h |
| Library | Propsys.lib |
| DLL | Propsys.dll (version 6.0 or later) |