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cookie用法

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Release: 2016-06-13 10:03:07
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 cookie用法   今天我们再来看看php cookie用法并会举一个简单的例子来说明.cookie我想不说大多都会明白了,它只是在客户端保存了一个cookie文件,用浏览器去读的,好了其它的就不多说了想知道更多请到www.111cn.cn 去找吧.

$value =$_SERVER['HTTP_HOST'];
 echo $value;
 if(empty($_COOKIE["cook"])){
  setcookie("cook", $value, time()+1800, "/");
  if(sizeof($_POST)   for($i=1;$i    $c =$_POST['r'.$i];
    switch( intval($c) ){
     case 0:
      $word ='vote_r1';
      break;
     case 1:
      $word ='vote_r2';
      break;
     case 2:
      $word ='vote_r3';
      break;
     default:
      exit('error');
    }
   $sql ="update gx_votes set $word=$word+1 where id=$i";
   mysql_query($sql) or die(mysql_error());
  }
  echo 'os';
 }else{
 print '00';
 }

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