php设置cookie数据的例子，代码：
<html>
<head>
<title>设置cookie数据-www.jb200.com</title>
</head>
<body>
<form action ="<?php echo( $self ); ?>" method = "post">
请输入你的名字:
<input type = "text" name = "u_user"><br><br>
请选择你喜欢的颜色:<br>
<input type = "radio" name = "u_color" value = "#FF0000">Red
<input type = "radio" name = "u_color" value = "#00FF00">Green
<input type = "radio" name = "u_color" value = "#0000FF">Blue
<br><br>
<input type = "submit" value = "submit">
</form>
<?php
//设置cookie数据
$user=$_POST['u_user'];
$color=$_POST['u_color'];
//set
setcookie('user',$user,3600);
setcookie('color', $color, 3600);
?>
</body>
</html>