想问一下为什么运行错误?
public class HelloWorld{ public static void main(String[] args) { String hobby="A"; System.out.println("变量hobby的内容是:"+hobby); } }
public class HelloWorld{ public static void main(String[] args) { String hobby="A"; System.out.println("变量hobby的内容是:"+hobby); } }
2019-01-05
举报