Burç Hesaplama Sınıfı

<?php 
class Burc{
    function Hesapla($date){ 
        $date=strtotime($date);
        $month=date("m",$date);
        $day=date("m",$date);
        $dat=getdate(mktime(2,0,0,$month,$day)); 
        $dat=$dat["yday"]; 
        $g=Array(13=>356,12=>326,11=>296,10=>266,9=>235,8=>203,7=>172,6=>140,5=>110,4=>78,3=>51,2=>20,1=>0); 
        foreach ($g as $key=>$value) if ($dat>=$value) break; 
        if ($key>12) $key=1; 
        return $this->yazdir($key); 
    }   
    function yazdir($sira){
        $burclar=["Yay","Oğlak","Kova","Balık","Koç","Boğa","İkizler","Yengeç","Aslan","Başak","Terazi","Akrep","Yay","Oğlak"];
        return $burclar[($sira)];
    }
}
$burc=new Burc();
echo $burc->Hesapla("10.05.2018");
echo "<br>";
echo $burc->Hesapla("06.06.1950");
echo "<br>";
?>
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Boğa
İkizler
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