File IO API Calls
Schema Reading API Calls
Instance Header API Calls
Instance Reading API Calls
Instance Writing API Calls
Controling API Calls
Uncategorized API Calls
Geometry Kernel related API Calls
Deprecated API Calls (GENERIC)
Validation
Deprecated API Calls (GEOMETRY)

xxxxGetAttrDefinitionByValue

...

Syntax

C++ 32 bit
C++ 64 bit
C# 32 bit
C# 64 bit
public const string ifcenginedll = @"ifcengine.dll";

[DllImport(IFCEngineDLL, EntryPoint = "xxxxGetAttrDefinitionByValue")]
public static extern Int64 xxxxGetAttrDefinitionByValue(int_t instance, out IntPtr value);

Property instance

Size: 64 bit / 8 byte (value)
...

Property value

Size: 64 bit / 8 byte (reference)
...