Scala——String类型转换Int/Longval str = Array("1","2","3","4") str.toInt str.toLong 版权声明：本文为weixin_40809275原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/weixin_40809275/article/details/88686341