Try it Yourself: PHP Constants – Hyring Learn

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PHP Constants

Language: PHP

<?php
define("SITE_NAME", "Hyring Learn");
const TAX_RATE = 0.08;

echo SITE_NAME, "\n";        // Hyring Learn

$price = 50;
$total = $price + ($price * TAX_RATE);
echo $total, "\n";            // 54
?>

<?php
define("SITE_NAME", "Hyring Learn");
const TAX_RATE = 0.08;

echo SITE_NAME, "\n";        // Hyring Learn

$price = 50;
$total = $price + ($price * TAX_RATE);
echo $total, "\n";            // 54
?>

Output

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