java.lang包默认是倒入的！ 无需自己倒入！public class first { public static void main(){ System.out.println("this is my first java programme"); } }main方法写错了！ 建议先多看看基础方面的书！
不好意思！ public class first { public static void main(Sting[] args){ System.out.println("this is my first java programme"); } }
无需自己倒入！public class first {
public static void main(){ System.out.println("this is my first java programme");
}
}main方法写错了！
建议先多看看基础方面的书！
public class first {
public static void main(Sting[] args){ System.out.println("this is my first java programme");
}
}