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如何在PHP中动态绑定mysqli bind_param参数?

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如何在PHP中动态绑定mysqli bind_param参数?

找到了mysqli的答案:

public function get_result($sql,$types = null,$params = null)    {        # create a prepared statement        $stmt = $this->mysqli->prepare($sql);        # bind parameters for markers        # but this is not dynamic enough...        //$stmt->bind_param("s", $parameter);        if($types&&$params)        { $bind_names[] = $types; for ($i=0; $i<count($params);$i++)  {     $bind_name = 'bind' . $i;     $$bind_name = $params[$i];     $bind_names[] = &$$bind_name; } $return = call_user_func_array(array($stmt,'bind_param'),$bind_names);        }        # execute query         $stmt->execute();        # these lines of pre below return one dimentional array, similar to mysqli::fetch_assoc()        $meta = $stmt->result_metadata();        while ($field = $meta->fetch_field()) {  $var = $field->name;  $$var = null;  $parameters[$field->name] = &$$var;         }        call_user_func_array(array($stmt, 'bind_result'), $parameters);        while($stmt->fetch())         {  return $parameters; //print_r($parameters);   }        # the commented lines below will return values but not arrays        # bind result variables        //$stmt->bind_result($id);        # fetch value        //$stmt->fetch();        # return the value        //return $id;        # close statement        $stmt->close();    }

然后:

$mysqli = new database(DB_HOST,DB_USER,DB_PASS,DB_NAME);$output = new search($mysqli);$sql = "SELECt *FROM root_contacts_cfmORDER BY cnt_id DESC";print_r($output->get_result($sql));$sql = "SELECt *FROM root_contacts_cfmWHERe root_contacts_cfm.cnt_id = ?ORDER BY cnt_id DESC";print_r($output->get_result($sql,'s',array('1')));$sql = "SELECt *FROM root_contacts_cfmWHERe root_contacts_cfm.cnt_id = ?AND root_contacts_cfm.cnt_firstname = ?ORDER BY cnt_id DESC";print_r($output->get_result($sql, 'ss',array('1','Tk')));

mysqli非常la脚。我想我应该迁移到PDO!



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