php代码：
<?php
setcookie( "vegetable", "artichoke", time()+3600, "/",".oschina.net", 0 );
?>
<html>
<head>
<title>Setting and Printing a Cookie Value</title>
</head>
<body>
<?php
if ( isset( $_COOKIE['vegetable'] ) ) {
print "<p>Hello again, your chosen vegetable is ";
print "{$_COOKIE['vegetable']}</p>";
} else {
print "<p>Hello you. This may be your first visit</p>";
}
?>
</body>
</html>
