function GetOperators() { return getOperators(); }
font-family: Arial, Verdana, Helvetica, Geneva, sans-serif; font-size: 12px; } </style> </head> <body> <h3>Web Calculator</h3> <form action="calculator.php" method="post"> <select name="num1" size="1"> <?php echo makeSelectOptions(getNumberOptions(), $_POST['num1']); ?> </select> <select name="operator" size="1"> <?php echo makeSelectOptions(getOperators(), $_POST['operator']); ?> </select> <select name="num2" size="1"> <?php echo makeSelectOptions(getNumberOptions(200, 500, 10), $_POST['num2']); ?> </select> = <span><?php echo number_format($answer, 3); ?> </span> <p><input type="submit" value="Process" /></p> </form> </body>