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Question

how to write code for 'login' in asp.net

Sreekanth Reddy · Answer

Hi pranita shaha, Login.aspx : protected void btnLogin_Click(object sender, EventArgs e) { bool Isvalid = ValidateUser (txtusername.Text,txtpwd.Text); if(Isvalid) { Response.Redirect("UserHome.aspx"); } else { ScriptManager.RegisterStartupScript(this, GetType(), "alert", "alert('Invalid UserName/Password');", true); } } //ValidateUser Functionality public bool ValidateUser (string un,string pwd) { sqlConnection con = new SqlConnection("your connection string"); SqlCommand cmd = new Sqlcommand("select * from user where uid=@un and pwd=@pd",con); cmd.parameters.AddwithVlaue("@un",un); cmd.parameters.AddwithVlaue("@pd",pwd); SqldataAdapter da = new SqldataAdapter(cmd); Dataset ds = new Dataset(); da.Fill(ds); //If needed get the row details and store the user info in session. if(ds.Tables[0].Rows.count >0) { return true; } else { return false; } } If it helps please mark as answer. Else come up with your query. Thank you.

Sanwar Ranwa · Answer

Hello Pranita Check this Links and follow the given step s https://www.c-sharpcorner.com/UploadFile/009464/simple-login-form-in-Asp-Net-using-C-Sharp/ Or check these Links https://www.c-sharpcorner.com/article/how-to-create-login-page-in-asp-net-web-application-using-c-sharp-and-sql-server/ https://www.aspsnippets.com/Articles/ASPNet-Login-Control-example-with-Database-using-C-and-VBNet.aspx Every steps is well explained you can easily understand the design ,code and database table

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