ICabNode::GetDouble Method

Auxiliary Layer > Interfaces > ICabNode > ICabNode::GetDouble Method

Returns the subnode value as a double precision floating point value (performing acceptable type conversion if necessary).

Syntax

HRESULT GetDouble([in]                     LPWSTR   sKey,
                  [in, defaultvalue(0.0)]  double   nDefVal,
                  [out, retval]            double*  nVal);

Parameters

sKey

[in] Value of LPWSTR.

Identifies a subnode. See CAB subnode identification syntax.

nDefVal

[in, defaultvalue(0.0)] Value of double.

A value to be returned in case of error (subnode does not exist, has incompatible type etc.).

nVal

[out, retval] Pointer to double.

The address of a double variable that receives a referenced subnode value.

Return Value

Returns S_OK if operation was successful or error code in other cases.

See Also

ICabNode