摘要: 1 Replace string sayHello = "Hello World!"; Console.WriteLine(sayHello); sayHello = sayHello.Replace("Hello", "张涛"); Console.WriteLine(sayHello); Hell 阅读全文
posted @ 2018-03-29 17:32 革凡 阅读(262) 评论(0) 推荐(0) 编辑