PH - プログラム倉庫

<?php

$me= $_GET["me"];

require("calldata.php");

$sql = "SELECT * FROM mes";
$result = mysql_query($sql, $link);
$n=1;
while( $row = mysql_fetch_row( $result ) ){
$m[$n] = $row[0];        
$n=$n+1;
}

$num=$n;

$m[$num]=$me;

print("<START>");

for ($n=1;$n<$num+1;$n++){  
print("<data>");
print($m[$n]);  
print("</data>");
}

$sql = "truncate mes";
$exe= mysql_query($sql,$link);
for ($n=1;$n<$num+1;$n++){  
$x=$m[$n];  
$sql = "insert into mes values('$x')";
$exe= mysql_query($sql,$link);
}  
$close_flag = mysql_close($link);  
?>