PHP Script to Check Number is Even or Odd using If-else | Ternary Operator

PHP program to check whether a number is even or odd using an if-else statement.

In this article, you will learn how to make a PHP program to check whether a number is even or odd using an if-else statement.

Example

You should have the knowledge of the following topics in PHP programming to understand this program:

• PHP If-else statement
• PHP Ternary Operator

What are even odd numbers?

There is if any integer number divided by 2 and its reminder equals zero then it is an even number and if the remainder is greater than zero then it is an odd number.

Samples of even-odd Numbers

Source Code

<?php
// PHP Program to Check Whether a Number is Even or Odd using If-else Statement

$x = 26;
echo "Input Number: ", $x, "\n\n";

if ($x % 2 == 0) {
    echo "The input number is even number.\n";
} else {
    echo "The input number is odd number.\n";
}
    
?>

Run Program

Output

Explanation

In this given program, we have taken input 26 from the user via the system console, Then we divided this input by 2 and checked that it's a reminder.

If its remainder is equal to zero then it's an even number otherwise odd number.

PHP Program to Check Whether a Number is Even or Odd using Conditional Operator

<?php
// PHP Program to Check Whether a Number is Even or Odd using Conditional Operator

$x = 27;
echo "Input Number: ", $x, "\n\n";

$x = $x % 2 == 0 ? 1 : 0;

if ($x) {
    echo "The input number is even number.\n";
} else {
    echo "The input number is odd number.\n";
}

?>

Run Program

Output