每一句的代码表示什么意思?SqlConnection conn = new SqlConnection();conn.ConnectionString = "Data Source=(local);Initial Catalog=news;User ID=sa;Password=123";SqlCommand cmd = new SqlCommand();cmd.Connection = conn;for (int i=0;i
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![每一句的代码表示什么意思?SqlConnection conn = new SqlConnection();conn.ConnectionString =](/uploads/image/z/14600161-1-1.jpg?t=%E6%AF%8F%E4%B8%80%E5%8F%A5%E7%9A%84%E4%BB%A3%E7%A0%81%E8%A1%A8%E7%A4%BA%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3FSqlConnection+conn+%3D+new+SqlConnection%28%29%3Bconn.ConnectionString+%3D+%22Data+Source%3D%28local%29%3BInitial+Catalog%3Dnews%3BUser+ID%3Dsa%3BPassword%3D123%22%3BSqlCommand+cmd+%3D+new+SqlCommand%28%29%3Bcmd.Connection+%3D+conn%3Bfor+%28int+i%3D0%3Bi)
每一句的代码表示什么意思?SqlConnection conn = new SqlConnection();conn.ConnectionString = "Data Source=(local);Initial Catalog=news;User ID=sa;Password=123";SqlCommand cmd = new SqlCommand();cmd.Connection = conn;for (int i=0;i
每一句的代码表示什么意思?
SqlConnection conn = new SqlConnection();
conn.ConnectionString = "Data Source=(local);Initial Catalog=news;User ID=sa;Password=123";
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
for (int i=0;i
每一句的代码表示什么意思?SqlConnection conn = new SqlConnection();conn.ConnectionString = "Data Source=(local);Initial Catalog=news;User ID=sa;Password=123";SqlCommand cmd = new SqlCommand();cmd.Connection = conn;for (int i=0;i
1、建立一个数据库连接对象 conn
2、指定欲连接的数据库参数:服务器为本地服务器,数据库名'news’,用户ID为'sa',密码为'123'
3、建立一个Command对象 cmd
4、将cmd的Connection变量赋值为第1步建立的对象conn
5、for循环遍历GridView1控件里的每一行
6、获得GridView1第i行里的‘CheckBox1’属性
7、判断CheckBox是否选中
8、为cmd指定执行内容,更新数据库‘主题表’里‘主帖编号’="+GridView1 .DataKeys[i].Value的那一行里‘审核’字段内容为‘已审核’
9、连接数据库
10、执行第8步指定的内容
11、关闭数据库连接