Array Multisort in Wordpress Code

<?php
       
        $sql = "SELECT * FROM property_details order by address";
$pageposts = $wpdb->get_results($sql);
          foreach ($pageposts as $singlepost)  {

$pos=strpos($singlepost->address, " ");
if ($pos !== false) {

   $snum= substr($singlepost->address, 0, $pos);
   //pr($street_number);pr($key);
   $sname = substr($singlepost->address, $pos+1, strlen($singlepost->address));
   //pr($street_name);
       $pos2=strpos($snum,"-");
   if($pos2 !== false){
$snum2 = substr($snum,$pos2+1,strlen($snum));
    $snum= substr($snum, 0, $pos);
   
   }
$value['street_number']=$snum;
$value['street_number2']=$snum2;
   $value['street_name']=$sname;
                    $value['prop_id']=$singlepost->id;

   $property[$singlepost->id]['street_number']=ucfirst($snum);
   $property[$singlepost->id]['street_number2']=ucfirst($snum2);
   $property[$singlepost->id]['street_name']=ucfirst($sname);
                    $property[$singlepost->id]['prop_id']=$singlepost->id;
 
}
//pr($street);

}
//pr($property);exit;

foreach ($property as $k => $r) {
   $street_name[$k]  = $r['street_name'];
   $street_number[$k] = $r['street_number'];
   $street_number2[$k] = $r['street_number2'];
                        $prop_id[$k] = $r['prop_id'];
}
array_multisort($street_name, SORT_ASC, $street_number, SORT_ASC,SORT_NUMERIC, $street_number2, SORT_ASC, $property);
// print_r($property);
//exit;


       
        ?>
       
         <?php
                   
                    echo "<select name='prop_id'><option value=''>General</option>";
// echo "<option value='General'>General</option>";
while(list($k,$v)=each($property))
{
if($_REQUEST['prop_id']==$v[prop_id])
$sel = "";
else
$sel = "";
echo "<option value='$v[prop_id]' $sel>$v[street_number] $v[street_name]</option>";
}
echo "</select>";
                    ?>