engiGetAttrOptional
Syntax
public const string ifcenginedll = @"ifcengine.dll"; [DllImport(IFCEngineDLL, EntryPoint = "engiGetAttrOptional")] public static extern Int64 engiGetAttrOptional(int_t attribute);
public const string ifcenginedll = @"ifcengine.dll"; [DllImport(IFCEngineDLL, EntryPoint = "engiGetAttrOptional")] public static extern Int64 engiGetAttrOptional(int_t attribute);