<?php

// assigning values to a variable.
$name = 'Tryton';
$favourite = 'Stone Sour';

// showing the text.
echo "Hello my name is " . $name . " and my favourite band it's " . $favourite;
echo "<br /><br />";

      function addNumbers (){
echo 10 * 10 +100;
}
addNumbers();
echo "<br /><br />";

      function addNumbers($firstNumber, $secondNumber){
echo $10 + $5;  }
addNumbers("10", "5");

?>