$db_desen = '{id}/{postname}.html';
$gelen = '5/baslik.html'




$db_desenler = explode($db_desen);
$gelen = explode($gelen);
if(count($db_desenler) == count($gelen)){
if (array_key_exists('id', $db_desenler)) {
$canyontem = 'id';
$cananahtar = $gelen[array_search('{id}',$db_desenler)];

}else{
$canyontem = 'sef';
$cananahtar = '"'.$gelen[array_search('{sef}',$db_desenler)].'"';


}



}



#mysql_Sorgun("select * from baslik where ".$canyontem."=".$cananahtar");