create a function with 2 arguments php code example

Example 1: how to define function in php

<?php
function writeMsg() {
    echo "Hello world!";
}

writeMsg(); //call the function
?>

Example 2: php functions parameters

// functions require 'function' keyword
// separate the parameters with a comma
function addFunction($num1, $num2) {
	$sum = $num1 + $num2;
	echo "Sum of the two numbers is : $sum";
}

addFunction(1, 2); // echoes: Sum of the two numbers is : 3