並前往https://medium.com/@LeesCodingHub/python%E5%AD%B8%E7%BF%92%E7%AD%86%E8%A8%98-string-%E5%AD%97%E4%B8%B2%E7%9A%84%E4%BB%8B%E7%B4%B9-cb73d2d5f028