Floor Example Syntax C-Sharp ASP.NET | C# Floor | Source Code

Posted by on Monday, May 16, 2011 · Leave a Comment 

Floor Example Syntax C-Sharp ASP.NET | C# Floor | Source Code

Summary: – Illustrates using with in C-Sharp ASP.NET.


View Other C-Sharp ASP.NET Math Function Examples


Purpose:
takes a decimal or double number and returns a value
that represents the next equal or lower whole number.
Although the result is a whole number, it is returned as a
the same data type that was passed in. Math.Ceiling is different
in that it rounds up to the next whole number that is equal
or greater than the number that is given.

Syntax:
Floor(decimalnumber)

Parameters Description
decimalnumber decimal number

Result Data Type Description
decimal closest whole number equal or lower

Syntax2:
Floor(doublenumber)

Parameters Description
doublenumber double precision floating point number

Result Data Type Description
double precision floating point number closest whole number equal or lower

Quick Example
Floor(1.32) // Returns 1

Step 1: Click on cs to Cut-n-paste code into Floor.aspx.cs

using System;
using System.IO;
using System.Data;
 
 
//********************************************************************************
// Purpose: takes a decimal or double number and returns a value
// that represents the next equal or lower whole number.
// Although the result is a whole number, it is returned as a
// the same data type that was passed in.  Math.Ceiling is different
// in that it rounds up to the next whole number that is equal
// or greater than the number that is given.
//
// Syntax: 	Floor(decimalnumber)
//
// Parameter1: decimalnumber - decimal number
//
// Result: decimal - closest whole number equal or lower
//
// Syntax2: 	Floor(doublenumber)
//
// Parameter1: doublenumber - double  precision floating point number
//
// Result: double precision floating point number - closest whole number equal or lower
//
// Quick Example: Floor(1.32) // Returns 1
//
//********************************************************************************
// This example is from http://idealprogrammer.com
 
 
 
partial class _Floor : System.Web.UI.Page
{
 
    protected void Page_Load(object sender, System.EventArgs e)
    {
 
 
        Label1.Text = "Example #1: 	Floor(1.32) - rounds down to closest whole number";
        decimal decNumber1 = 1.32M;
 
        TextBox1.Text = Math.Floor(decNumber1).ToString(); // Returns 1
 
 
        Label2.Text = "Example #2: 	Floor(1.9) - rounds down to closest whole number";
        double douNumber2 = 1.9;
 
        TextBox2.Text = Math.Floor(douNumber2).ToString(); // Returns 1
 
 
        Label3.Text = "Example #3: Floor(-1.32) - rounds down to closest whole number";
 
        decimal decNumber3 = -1.32M;
 
 
        TextBox3.Text = Math.Floor(decNumber3).ToString(); // Returns -2
 
 
    }
 
 
}

Step 2: Click on XML to Cut-n-paste code into Floor.aspx

< %@ Page Language="VB" AutoEventWireup="false" CodeFile="Floor.aspx.cs" Inherits="_Floor" %>
 
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h1><asp:label ID="Label1" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox1" runat="server"></asp:textbox><br />
          <h1><asp:label ID="Label2" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox2" runat="server"></asp:textbox><br />
          <h1><asp:label ID="Label3" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox3" runat="server"></asp:textbox><br />
 
 
 
    </div>
    </form>
</body>
</html>

Prerequistes:

  1. Install Visual Web Developer 2010
  2. Install SQL Server Express
  3. Download Northwind and Pubs Databases
  4. Attach Northwind Database to Databases in Sql Express
  5. Attach pubs Database to Databases in Sql Express

Notes:

  • You can build your own library of syntax examples by using same web site over and over and just add new web forms to it.

Instructions:

C-Sharp ASP.NET Syntax Functions MathFunctions Floor
  1. Use Visual Web Developer 2010
  2. Create new web site;
    • Click File/New Web Site
    • Select ASP.NET Website Template
    • Select C-Sharp for Language
    • name of Web Site could be CSharp_ASPNET_Syntax.
  3. Add New folder named “Functions”
    • Right-click project name in solution explorer;
    • add new folder;
    • name of folder could be: Functions
  4. Add New subfolder named “MathFunctions”
    • Right-click Functions folder in solution explorer;
    • add new folder;
    • name of folder could be: MathFunctions
  5. Add Web Form Named Floor to MathFunctions folder
    • Right-click MathFunctions folder;
    • add new item;
    • Select Web Form
    • Check place code behind in separate file
    • Web Form name could be Floor
  6. Click on cs in step 1 at the top of this page to copy code into code-behind Floor.aspx.cs
  7. Click on XML in step 2 above to copy code into web form Floor.aspx
  8. Right-click on Floor.aspx in solution explorer and select view in browser

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