son olarak bunu dene olur sanırım
<?php
include ("wp-config.php");
function tr_strtolower($metin) {
$metin = strtr($metin, "IĞÜŞİÖÇ", "ığüşiöç");
return strtolower($metin);
}
$edit = mysql_query("SELECT comment_content,comment_ID FROM ".$table_prefix."comments");
while($r=mysql_fetch_array($edit))
{
$i++;
$son = ucfirst(tr_strtolower($r["comment_content"]));
$id = $r["comment_ID"];
$sql = mysql_query("UPDATE ".$table_prefix."comments SET comment_content = '$son' WHERE comment_ID ='$id'");
}
echo "Toplamda $i yorum başarıyla düzenlendi";
?>