php中cookie用法详细介绍_PHP教程

setcookie(name, value, expire, path, domain);

function w_cookie($n, $c, $e = 0,$isdes=1)
 {
   if($isdes==1){$c=endes($c,deskey);}
      $exp = time() + 3600 * 24 * 30;
      if($e == 0)
     {
          setcookie($n, $c, $exp,"/");
     }
     else
     {
      setcookie($n, $c,0,"/");
      }
 }

function cookie($var, $value='', $time=0, $path='', $domain=''){
$_COOKIE[$var] = $value;
  if(is_array($value)){
      foreach($value as $k=>$v){
        setcookie($var.'['.$k.']', $v, $time, $path, $domain, $s);
      }
  }else{
        setcookie($var, $value, $time, $path, $domain, $s);
  }
}
 
//调用方法
 
cookie("website","安卓主题","./","www.hzhuti.com");
//

$time = time() + 300;    //5分钟过期
$code = md5($string . $time . $salt);
setcookie('check_time', $time);
setcookie('code', $code);

//验证部分
$TIME = time();
if($check_time     //expire过期
   
if(md5($string . $check_time . $salt) !== $code)