並前往https://lw48lweuux.pixnet.net/blog/post/176943489-casting%EF%BC%88%E9%81%B8%E8%A7%92%EF%BC%89%E6%89%BF%E6%93%94%E6%98%9F%E6%8E%A2%E5%B0%8E%E6%BC%94%E9%9B%99%E9%87%8D%E8%B2%AC%E4%BB%BB
