将文本值从第一种形式传递到第三种形式 [英] passing text value from first form to third form

问题描述

在这里，我有第一个表单作为登录表单，我有两个文本框，一个用于输入用户名，另一个用于输入密码，以及一个按钮.在按钮上，我编写了用于登录到下一页的代码.问题是我想将所选用户名从第一种形式传递到我的第三种形式.该编码在C#中以sql 2005作为后端进行.

I have first form as my login form here i have two text boxes one for user name ,another for password ,and a button. on button i write the code for login to next page .the problem is i want to pass the selected user name from first form to my third form .the coding is done in C# ,sql 2005 as backend.

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Sqlcommand cmd =新的Sqlcommand(从user_master中选择*，其中username = @ username和password = @ password"，con)；
con.open();
cmd.parameters.addwithvalue("@ username"，textuser.text);
cmd.parameters.addwithvalue("@ password"，textpassword.text);
sqldatareader dtr = cmd.execurereader();
if(dtr.read())
{
session [用户名"] = dtr [用户名"] .ToString();
Response.Redirect("Pagename");

}
其他
{
登录失败
}

Sqlcommand cmd=new Sqlcommand("select * from user_master where username=@username and password=@password",con);
con.open();
cmd.parameters.addwithvalue("@username",textuser.text);
cmd.parameters.addwithvalue("@password",textpassword.text);
sqldatareader dtr=cmd.execurereader();
if(dtr.read())
{
session["username"]=dtr["username"].ToString();
Response.Redirect("Pagename");

}
else
{
login Failed
}

尝试一下

http://www.c-sharpcorner.com/UploadFile/alindag/HowToPassValuesBetweenWindowsForms. htm02242006061520AM/HowToPassValuesBetweenWindowsForms.htm.aspx [ ^ ]

Try this

http://www.c-sharpcorner.com/UploadFile/alindag/HowToPassValuesBetweenWindowsForms.htm02242006061520AM/HowToPassValuesBetweenWindowsForms.htm.aspx[^]

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