Question

我的命名空间出现“无法找到类型或命名空间名称的错误（您是否缺少using指令或程序集引用？）”我收到错误“并且不知道为什么......我一直在尝试现在想出几个小时...顺便说一下我是c＃

的新手

using System;
using System.Data; 
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using portfolioNamespace;  

public partial class DefaultCode : System.Web.UI.Page{

    Portfolio myPortfolio;

    protected void Page_Load(object sender, EventArgs e){
        //declare
        myPortfolio = new Portfolio();
        populate();
    } 

    private void populate(){
        //populate everything
        populateMenu();
        populateHome();
        populateSamples();
        populateAbout();
    }

    private void populateMenu(){
        //populate the menu
        String[] menu;
        menu = myPortfolio.getMyMenu();

        repLinks.DataSource = menu;
        repLinks.DataBind();
        //populates a hidden text box so i can get an array in javascript 
        for (int i = 0; i<=menu.Length - 1; i++){
            dummy.Value = dummy.Value & menu(i) & "-";
        }
    }

    private void populateHome(){
        //populate home 
        homeRepeater.DataSource = myPortfolio.getHomeInfo;
        homeRepeater.DataBind();
    }

    private void populateSamples(){
        //populate samples
        samplesRepeater.DataSource = myPortfolio.getSamplesInfo;
        samplesRepeater.DataBind();
    }

    private void populateAbout(){
        //populate about
        aboutRepeater.DataSource = myPortfolio.getAboutInfo;
        aboutRepeater.DataBind();
    }

}

Answer 1

在Solution Explorer中右键单击References，点击Add Reference > Browse，然后找到包含dll的{{1}}文件，并将其添加到参考文献中。< / p>

有关详细信息，请参阅文档：How to: Add or Remove References By Using the Add Reference Dialog Box

Answer 2

您可能尚未创建portfolioNamespace。

您可以将代码包装在

中

namespace portfolioNamespace
{
 //your code here
}

仔细阅读这些参考文献，namespace (C# Reference)和Namespaces (C# Programming Guide)

Answer 3

目前尚不清楚哪个文件出错。

无论类名是什么，都将错误放在光标上并按下CTRL + DOT（。），它会建议你添加正确的名称空间

命名空间无法正常工作

3 个答案: