Operating on variables : Variables « Language Basics « PHP

1. PHP
2. Language Basics
3. Variables

Operating on variables

 
<?php
$price = 3.95;
$tax_rate = 0.08;
$tax_amount = $price * $tax_rate;
$total_cost = $price + $tax_amount;

$username = 'james';
$domain = '@example.com';
$email_address = $username . $domain;

print 'The tax is ' . $tax_amount;
print "\n"; // this prints a linebreak
print 'The total cost is ' .$total_cost;
print "\n"; // this prints a linebreak
print $email_address;
?>
  
  

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