如 class HelloWorld def HelloWorld.hello(name = "Ruby") print "Hello,world.I am ",name,".\n " end end HelloWorld.hello("Jone") HelloWorld.hello 命令行現實結果如下: Hello,world.I am Jone. Hello,world.I am Ruby.
ruby中如何解決多次調用類方法中的次行空格
慕蓋茨4494581
2019-03-29 19:18:20