App.config接字符串放到配置文件中 

1 <configuration>
2   <connectionStrings>
3     <add name="dbConnStr" connectionString="Data Source=.;Initial Catalog=StudentDB;User ID=sa;Password=123456"/>
4   </connectionStrings>
5 </configuration>
1 string connStr = ConfigurationManager.ConnectionStrings["dbConnStr"].ConnectionString;
2 using (SqlConnection conn = new SqlConnection(connStr))

 

posted @ 2017-11-16 17:27  pop1234ggg  阅读(103)  评论(0)    收藏  举报