编译java代码 出现 could not find main class. programm will exit. 是什么问题?
import java.sql.*;
public class a
{
public static void main(String[] args)
{
System.out.println("ok");
System.out.print("database connection");
}
}
在 dos 下编译 E:/javaw a.java 出现 could not find main class. programm will exit
????