This function converts variant data types to unsigned long from float.
WINOLEAUTAPI VarUI4FromR4( [in] float fltIn, [out] ULONG *pulOut );
[in] The value to coerce.
[out] Points to the coerced value.
The return value obtained from the returned HRESULT is one of the following.
|DISP_E_BADVARTYPE||The input parameter is not a valid type of variant.|
|DISP_E_OVERFLOW||The data pointed to by the output parameter does not fit in the destination type.|
|DISP_E_TYPEMISMATCH||The argument could not be coerced to the specified type.|
|E_INVALIDARG||One of the arguments is invalid.|
|E_OUTOFMEMORY||Memory could not be allocated for the conversion.|
Passing into this function any invalid and, under some circumstances, NULL pointers will result in unexpected termination of the application.
|Runs on||Versions||Defined in||Include||Link to|
|Windows CE OS||2.0 and later||Oleauto.h||Oleaut32.lib|
Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
Last updated on Tuesday, July 13, 2004
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