Create A Simple Calculator in PHP

PHP is the most famous language in the programming world and also 70% websites created by  PHP
language because it is also server-side language.

So today’s tutorial in PHP is gonna be about that how to create A Simple Calculator in PHP by Arithmetic operators in PHP.

This is something you can easily do by practicing basic arithmetic operations in PHP because I write this post for those people that who learn PHP from basic.

it is very simple code or you can say it is like Calculator Demo... you can also read following Post. ajax in PHP  & Error Reporting in PHP 

Create A Simple Calculator in PHP

Conditional statements are the set of commands used to perform different actions based on different
conditions. In PHP we have the following conditional statements for creating A Simple Calculator in PHP

How to Create A Simple Calculator in PHP 

 1.Open notepad and create a new file save as  "calculator.php" or any name as u like you can write

2. copy below Code and Paste to your File

3.and open in browser 

Calculator by if else Condition 


this code is very simple for beginners because who could practice on to make an own good calculator

so it is just by if and else condition with arithmetic operation. 

<?php $input1 = 10;$input2 = 17; $op = "-";  if ($op=="+"){      echo "Your Plus Marks = "; echo $input1 + $input2;    } 
elseif ($op=="-")
{     echo " Your Subtrator Marks = "; echo $input1 - $input2; }
 elseif ($op == "*"){ echo "Multiplation  marks = "; echo $input1 * $input2; }
 else if($op =="/"){echo "divion  marks = "; echo $input1 / $input2; }?>

A Simple Calculator in Php By Switch Condition  

<?php $input1 = 10;$input2 = 15;$op = "/";
switch($op)      {      case '+':           echo "Your Result =";          echo $input1 + $input2 ; break;      case '-':          echo "Your Result = ";echo $input1 - $input2;           break;      case '*':           echo "Your Result = ";echo  $input1 * $input2;           break;      case '/':           echo "Your Result = ";echo  $input1 / $input2;           break;      default:             echo "default";                }


PHP Script 

This code also in switch condition but this is in web form you can say shape of styling calculator

$input1 = $_POST["num1"];
$input2 = $_POST["num2"];
$op = $_POST["operator"];
      case '+':
           echo "Your Result =";
          echo $input1 + $input2 ;
      case '-':
          echo "Your Result = ";
echo $input1 - $input2;
      case '*':
           echo "Your Result = ";
echo  $input1 * $input2;
      case '/':
           echo "Your Result = ";
echo  $input1 / $input2;
             echo "default";




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Weblog Tricks - Learn Everything About Web : Create A Simple Calculator in PHP
Create A Simple Calculator in PHP
How Create A Simple Calculator in PHP with basic calculator functions using switch case and also web forms button tutorials code and script,
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