PHP subtraction of two numbers-PHP program

PHP subtraction of two numbers

PHP subtraction of two numbers-PHP program

In this article, we will discuss the concept of PHP subtraction of two numbers-PHP program

In this post, we are going to learn how to write a program to find difference of two numbers in PHP language

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Code to difference of two numbers in PHP

Find subtraction of two numbers – #1

Program 1

Start HTML tag
Start PHP script
Declare and initiates two integer variable
Calculate difference of given two numbers
Display result on the screen
Exit PHP
Close HTML tag

In this program, the user initiates the values to variables and calculates the difference of the given numbers using minus(-) operator. And then the result is displayed on the screen.

Program 1

<html>
<head>
<title> subtraction of two numbers</title>
</head>
<body>
<h3>Subtract two numbers</h3>
<?php
$num1=40;
$num2=15;
$sum=$num1-$num2;
echo "Difference: ".$sum;
?>
</body>
</html>

When the above code is executed, it produces the following result

Subtract two numbers

Difference: 25

Find subtraction of two numbers – #2

In this program, the user initiates the values to variables and calculates the difference of the given numbers using minus(-) operator. then the result is assigned to another variable ($msg) and the the result is displayed using that variable

Program 2

<html>
<head>
<title> Subtraction of two numbers</title>
</head>
<body>
<h3>Subtract two numbers</h3>
<?php
$num1=300;
$num2=150;
$sum=$num1-$num2;
$msg= "Difference: ".$sum;
echo $msg;
?>
</body>
</html>

When the above code is executed, it produces the following result

Subtract two numbers

Difference: 150

Find subtraction of two numbers using form

Program 3

In this program, the user is entered the values to variables using form(the program Asks input from the user to form) and calculates the difference of the given numbers using minus(-) operator .Then the result is assigned to third variable ($sub) .finally the result is displayed on the screen using third variable.

Create HTML form
Exit HTML form
Start PHP script
Exit PHP

<html>
<head>
<title> Subtraction of two numbers</title>
</head>
<body>
<h3>Subtract two number using form</h3>
<form method = "post">
Enter 1st number
<input type = "number" name="number1"/><br><br>
Enter 2nd number
<input type = "number" name="number2"/><br><br>

<input type = "submit" name="submit" value="Sub"/><br>
</form>

<?php
if(isset($_POST['submit']))
{
  $number1=$_POST['number1'];
  $number2=$_POST['number2'];
  $sub=$number1 - $number2;
  echo "The Difference of $number1 and $number2 is: ".$sub;
  
}

?>

</body>
</html>

When the above code is executed, it produces the following result

Find subtraction of two numbers without plus(+) operator

Program 4

In this program, the user is entered the values to variables using form(the program Asks input from the user to form) and calculates the difference of the given numbers using without minus(-) operator .Then the result is assigned to third variable ($sub) .finally the result is displayed on the screen.

Create HTML form
Exit HTML form
Start PHP script
Exit PHP

<html>
<head>
<title> Subtraction of two numbers</title>
</head>
<body>
<form>
<h3>Subtract two number using form</h3>
Enter 1st number
<input type = "number" name="number1"/><br><br>
Enter 2nd number
<input type = "number" name="number2"/><br><br>

<input type = "submit" name="submit" value="Sub"/><br>
</form>
</body>

<?php
  @$number1=$_GET['number1'];
  @$number2=$_GET['number2'];
  for($i=1; $i<=$number2; $i++){
    $number1--;
  }
  echo "Difference is: ".$number1;
?>
</html>

When the above code is executed, it produces the following result

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