VarR4FromR8 Function

Converts a double value to a float value.

HRESULT VarR4FromR8(
  double  dblIn, 
  float   *pfltOut
);

dblIn

[in] The value to coerce.

pfltOut

[out] Points to the coerced value.

The return value obtained from the returned HRESULT is one of the following.

Value

Meaning

S_OK

Success.

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.

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