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document.getElementsByClassName("classname")获取所有指定类名的元素,获取元素的class名如下代码可以实现:javascript代码function fun(){name = document.getElementById("test").className;alert(name);}返回的name即是元素的class名称

create table Teacher( t_id char(8) primary key, t_name char(10), ) create table Student ( s_id char(8) primary key, t_name char(10...

and s_id in(select sid from student_class where c_id=(select c_id from class where c_name='一班'))2.select c.c_name,女生人数=sum(s.s_id)...

public class Student { private int id; private String name; private int age; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name...

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver") ; String url="jdbc:microsoftqlserver://localhost:1433;DatabaseName=数据库名"; Connection conn = Driver...

abstract class Name { private String name; public abstract boolean isStupid...答案: 错。abstract的methods不能以private修饰。abstract的methods就是让子类...

执行mdev -s :以‘-s’为参数调用位于 /sbin目录写的mdev(其实是个链接,... static struct lock_class_key __key; / __class_create(owner, name, ...

19. It's time for class. 上课时间到了。20. Open your books and turn ...143. You name the time. 你定时间吧。144. I'll meet you tomorrow. ...

public class Student{ public String Num { get; set; } public String Name { get; set; }} 4 备注:Dictionary的扩展方法使用 /// /// ...

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