Terraria.TileObjectData.isValidTileAnchor C# (CSharp) Method

        public bool isValidTileAnchor(int type)
        {
            int[] numArray1;
            int[] numArray2;
            if (this._anchorTiles == null)
            {
                numArray1 = (int[])null;
                numArray2 = (int[])null;
            }
            else
            {
                numArray1 = this._anchorTiles.tileValid;
                numArray2 = this._anchorTiles.tileInvalid;
            }
            if (numArray2 != null)
            {
                for (int index = 0; index < numArray2.Length; ++index)
                {
                    if (type == numArray2[index])
                        return false;
                }
            }
            if (numArray1 == null)
                return true;
            for (int index = 0; index < numArray1.Length; ++index)
            {
                if (type == numArray1[index])
                    return true;
            }
            return false;
        }