Showing posts with label calculation in asp.net. Show all posts
Showing posts with label calculation in asp.net. Show all posts

Monday, July 23, 2018

how to calculate area and save the data in data base | Sradha WebCreations



how to calculate area & save the data in database



Enter Width
Enter Heigh
Area is


using System;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class AreaRectangle : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        float fWidth;
        float fHeight;
        float fArea;

        fWidth = Convert.ToInt64(txtWidth.Text);
        fHeight = Convert.ToInt64(txtHeight.Text);

        fArea = (fWidth * fHeight);

        txtArea.Text = Convert.ToString(fArea);
   
    }

    protected void Button2_Click(object sender, EventArgs e)
    {
        string connectionString = ConfigurationManager.ConnectionStrings["dbconnection"].ConnectionString;
        string insertSql = "INSERT INTO AreaOfRect(rwidth,rheight,rarea) VALUES(@rwidth, @rheight,@rarea)";

 using (SqlConnection myConnection = new SqlConnection(connectionString))
        {
            myConnection.Open();
    SqlCommand myCommand = new SqlCommand(insertSql, myConnection);
      myCommand.Parameters.AddWithValue("@rwidth", txtWidth.Text);
      myCommand.Parameters.AddWithValue("@rheight", txtHeight.Text);
         myCommand.Parameters.AddWithValue("@rarea", txtArea.Text);

            myCommand.ExecuteNonQuery();
            myConnection.Close();
        }

        // "Reset" the Subject and Body TextBoxes
        txtWidth.Text = string.Empty;
        txtHeight.Text = string.Empty;
        txtArea.Text = string.Empty;

    }
}

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