php and html

Please give us a sequence in fasta format:






Length(k):



</input>

"){
  $locus = str_replace('>','',trim($lines[$i]));
  $description[]=$locus;
  $j++;
 }else {
  $linked_seq[$j]=$linked_seq[$j].trim($lines[$i]);
 }
}
//-coonnect to database----------------------------------------
@ $db=new mysqli('localhost', 'hw', '123456', 'HW');
if( mysqli_connect_errno()){
 echo 'Error: Could not connect to database. Please try again later.';
 exit;
}
//-----table-----------------------------------------------------
$query = "DROP TABLE IF EXISTS query;";
$result=$db->query($query);
$query = "create table query ( id int unsigned not null auto_increment primary key, `desc` text, seq text);";
$result=$db->query($query);
//-----table-----------------------------------------------------
$tables=array('query','dbseq');
for ($i=0;$iquery($query);
  }
}
//--------select and display-------------------------------------------------
echo "
";
$query="select * from query";
$result=$db->query($query);
echo "Sequences in table query

";
while ($row=$result->fetch_row()){
    echo $row[0].' | '.$row[1].' | '.$row[2].'
';
}
$db->close();
?>

1.修改完html之后，先刷新再调用。
2.