<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<?
$val1 = $_GET["val1"];
$val2 = $_GET["val2"];
$op = $_GET["op"];
?><html>
<head>
<title>Exo 1</title>
<meta name="Author" content="Nicolas Ledez">
</head>
<body>
<form>
<select size="1" name="val1">
<? for($i=1; $i<=10; $i++) { ?>
<option value="<? print $i; ?>"<? print ($val1==$i) ? " selected" : ""; ?>><? print $i;?></option>
<? } ?>
</select>
<select size="1" name="op">
<option value="+"<? print ($op=="+") ? " selected" : ""; ?>>+</option>
<option value="-"<? print ($op=="-") ? " selected" : ""; ?>>-</option>
<option value="*"<? print ($op=="*") ? " selected" : ""; ?>>*</option>
<option value="/"<? print ($op=="/") ? " selected" : ""; ?>>/</option>
</select>
<select size="1" name="val2">
<? for($i=1; $i<=10; $i++) { ?>
<option value="<? print $i; ?>"<? print ($val2==$i) ? " selected" : ""; ?>><? print $i;?></option>
<? } ?>
</select>
<input type="submit" value="=">
<?
$calcul = "$val1 $op $val2";
print $calcul . " = ";
print eval("return $calcul;");
?>
</form>
</body>
</html>