M3104 Prog web - TD1 - calculator.php

<?php
function start_page($title)
{
echo ' <!DOCTYPE html>
       <html lang="fr">
       <head><title>' . PHP_EOL . $title . '</title></head>
       <body>' . PHP_EOL
;
};

function end_page()
{
echo '</body>
      </html>' . PHP_EOL
;
};
$operateurs = '*+-/';

start_page('Premier pas en PHP');
?>

<form action="calcul.php" method="post">
  <label for="op1">OP1 :</label>
  <input type="text" id="op1" name="op1">
  <input type="submit" value="+" name="action">
  <input type="submit" value="*" name="action">
  <input type="submit" value="-" name="action">
  <input type="submit" value="/" name="action">
  <label for="op2">OP2 :</label>
  <input type="text" id="op2" name="op2">
</form>

<?php end_page(); ?>