System.RuntimeTypeHandle.IsGenericVariable C# (CSharp) Method

        internal extern bool IsGenericVariable(); 

        internal int GetGenericVariableIndex()
        {
            RuntimeType typeChecked = this.GetTypeChecked();

            if (!RuntimeTypeHandle.IsGenericVariable(typeChecked))
            {
                throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericParameter"));
            }
            return(RuntimeTypeHandle.GetGenericVariableIndex(typeChecked));
        }