the values associated with the key as a list of doubles, or NULL if the key was not found or could not be parsed. The returned list of doubles should be freed with g_free() when no longer needed. [array length=length][element-type gdouble][transfer container]
GException on failure.
Returns the values associated with key under group_name as doubles. If key cannot be found then NULL is returned and error is set to G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated with key cannot be interpreted as doubles then NULL is returned and error is set to G_KEY_FILE_ERROR_INVALID_VALUE. Since 2.12