//經過測試，壹個很小的問題，只是妳的sql語句寫錯了。
include_once?'cnn.php';mysql_query("SET?NAMES?'gbk'");//解決漢字?
$result?=?mysql_query?(?"select?*?from?univ_basic_info"?);
while?(?$row?=?mysql_fetch_array?(?$result?)?)?{
$str1?=?strip_tags?($row['univ_kind']);
var_dump($str1);
$i=?$row['univ_id'];
mysql_query("UPDATE?univ_basic_info?SET?univ_kind='$str1'?WHERE?'univ_id'=$i");?
//註意此sql語句，univ_kind?不應該有引號，而變量$str1則應該帶引號
//妳的錯誤就在於此
}