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 <?php
        $old = "<script>[xss_clean](localStorage.getItem('depart'))</script>";
        $sql = "SELECT name FROM sp_linkage_data_2 WHERE id =" .$old;
        echo $old;
        echo $sql;
        $query = urlencode('select * from sp_linkage_data_2 WHERE id ='.$old);
        ?>
       
        {sql sql='$query'}
         {$t.name}
        {/sql}
        {$debug}

提示You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '=34' 錯(cuò)誤

這個(gè)該如何調(diào)整？

單獨(dú)echo都是正確的， $old為 34， $sql 也是正確