名称“ConfigurationManager”在当前的背景下不存在.......？ [英] The name "ConfigurationManager" does not exist in current context.......?

问题描述

在vs2o12中尝试这行代码时

In vs2o12 when trying this line of code

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using System.Configuration;
using System.Data;
using System.Data.SqlClient;

string connString = ConfigurationManager.ConnectionStrings["MyConnectionStringName"].ConnectionString;

我收到错误

[当前上下文中不存在名称ConfigurationManager....... ??] 。



有人可以帮忙吗？

Iam getting the error
[The name "ConfigurationManager" does not exist in current context.......??] .

Could anyone please help?

推荐答案

经常使用Google，找到如下链接： http://stackoverflow.com/a/1836938 [ ^ ]

Use Google often, to find links like : http://stackoverflow.com/a/1836938[^]

你好



你需要一个对System.Configuration的引用

Hello

You need a reference to System.Configuration

检查此链接 [ ^ ]



检查此链接 [ ^ ]

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