PHP program to Addition of Two Numbers using function – PHP program

In this tutorial, we will discuss the concept of PHP program to Addition of Two Numbers using function – PHP program

In this topic, we are going to learn how to write a program to add two numbers using user-defined function in PHP programming language

Sum of two numbers

Sum of two numbers using function – #1

In this program, the user declare two integer variables $x and $y as parameters of the function. Then two numbers are added using plus(+) operator. finally when the user call the function, the result is displayed on the screen

Program 1

function definition
Return value to main
Calling the function and print result on the screen

<?php
function addTwoNumbers($x, $y)
{
    
    return $x + $y;
}

echo "Sum of 10 and 20: ".addTwoNumbers(10,20);
echo "<br>";
echo "Sum of 100 and 205: ".addTwoNumbers(100,205);
echo "<br>";
echo "Sum of 100 and -20: ".addTwoNumbers(100,-20);
echo "<br>";
?>

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

Sum of 10 and 20: 30
Sum of 100 and 205: 305
Sum of 100 and -20: 80

Sum of two numbers using function – #2

In this program, the user declare two integer variables $x and $y as parameter of the function. Then two numbers are added using plus(+) operator. Finally when the user call the function, the result is displayed on the screen

Function definition
Return the value to main
Calling the function and print result

Program 2

<?php

function addTwoNumbers($x, $y)
{
    $sum=$x + $y;
    return $sum;
    echo $sum;
}

echo "Sum of 10 and 30: ";
echo addTwoNumbers(10,30);
echo "<br>";
echo "Sum of 100 and 205: ";
echo addTwoNumbers(100,205);
echo "<br>";
echo "Sum of 100 and -20: ";
echo addTwoNumbers(100,-20);
echo "<br>";
?>

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

Sum of 10 and 30: 40
Sum of 50 and 20: 70
Sum of 80 and -20: 60

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PHP program to Addition of Two Numbers using function – PHP program

PHP program to Addition of Two Numbers using function – PHP program