Memcache遍历 获取模糊匹配key对应的记录_memcached get 模糊

$mem = new Memcache;
 $host = '127.0.0.0:11211';
 list($ip, $port) = explode(':', $host);
 if (!$mem->connect($ip, $port)) {
    die('连接失败！'); 
 }
 
//获取所有的key
function memcache_keys($mem, $host){
      $keys = array();
      $items = $mem->getExtendedStats('items');
      $items = $items[$host]['items'];
      foreach ($items as $key=>$values){
             $number = $key;
             $str = $mem->getExtendedStats('cachedump', $number, 0);  //0表示所有  若为其他数值则取多少条  $number为stats items的数值
             $line = $str[$host];
             foreach ($line as $k=>$v){
                    $keys[] = $k;
                    //模糊获取的话
                    //if (substr($k, 0, 5) === 'data_') {
                    //          $keys[] = $k;
                    // }
             }
      }
       return $keys;
 }
//获取key的值
 $tree = array();
 function dictionary($keys, $mem) {
       foreach ($keys as $k=>$v) {
       $tree[$v] = $mem->get($v);
  }
        return $tree;
 }
 print_r(dictionary($words, $mem));
 $words = memcache_keys($mem, $host);