Wednesday, August 1, 2018

how to create student Database Management system : Sradha Webcreations

Student Data Base Management System 
asp.net Sql Server





using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.Security;


public partial class IF_ELSE_AND_OR_PERCENTAGE : System.Web.UI.Page
{ 
    protected void TextBoxTOTALMARKS_TextChanged1(object sender, EventArgs e)
    {
        string sName = TextBoxNAME.Text;
        double dTotalMark =Convert.ToDouble( TextBoxTOTALMARKS.Text);
        double dpercentages;
       
        dpercentages=(dTotalMark/1000)*100;
        TextBoxPERCENTAGE.Text=Convert.ToString(dpercentages);
        string sGrade;
       
        if(dpercentages>=60)
        {
            sGrade="A";
        }
         else if(dpercentages>=50 && dpercentages<60)
        {
            sGrade="B";
        }
        else if(dpercentages>=40 && dpercentages<50 )
        {
            sGrade="C";
        }
        else
        {
            sGrade="F";
        }
        TextBoxGRADE.Text=Convert.ToString(sGrade);
        }}







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