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engiIsAttrOptional

This call can be used to check if an attribute is optional.

Syntax

C++ 32 bit
C++ 64 bit
C# 32 bit
C# 64 bit
public const string enginedll = @"engine.dll";

[DllImport(enginedll, EntryPoint = "engiIsAttrOptional")]
public static extern bool x86_engiIsAttrOptional(Int32 attribute);

[DllImport(enginedll, EntryPoint = "engiIsAttrOptional")]
public static extern bool x64_engiIsAttrOptional(Int64 attribute);

public static bool engiIsAttrOptional(Int64 attribute)
		{
			if (IntPtr.Size == 4)
			{
				var _result = x86_engiIsAttrOptional((Int32)attribute);
				return _result;
			}
			else
			{
				return x64_engiIsAttrOptional(attribute);
			}
		}

Property attribute

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