打开首页出现乱码是怎么回事？

query("SELECT * FROM ".tname('feed')." WHERE friend='0' ORDER BY dateline DESC LIMIT 0,10"); while ($value = $_SGLOBAL['db']->fetch_array($query)) { realname_set($value['uid'], $value['username']); $feedlist[] = $value; } //格式化动态 foreach ($feedlist as $key => $value) { $feedlist