Unity：如何从tilemap获取特定坐标中的特定tile

Question

我在场景中已经有一个图块

我如何获得tileB？

public Tile tileA; //assigned in Inspector
bool Compare(Vector3 pos)
{
    Tile tileB = ...?... //(Get the tile placed in pos from tilemap)
    return tileA == tileB;

}