ob_start();
header("Content-type:text/html;charset=utf8");
$yazi='a:6:{s:23:"shipping_custom_aliciad";a:9:{s:2:"id";s:23:"shipping_custom_aliciad";s:5:"label";s:23:"Alıcı Adı ve Soyadı";s:5:"value";s:13:"melih melihhh";s:6:"values";a:0:{}s:4:"text";s:13:"melih melihhh";s:4:"type";s:4:"text";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:14:"custom_aliciad";}s:24:"shipping_custom_alicitel";a:9:{s:2:"id";s:24:"shipping_custom_alicitel";s:5:"label";s:11:"Alıcı Tel";s:5:"value";s:12:"123 2312 123";s:6:"values";a:0:{}s:4:"text";s:12:"123 2312 123";s:4:"type";s:4:"text";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:15:"custom_alicitel";}s:26:"shipping_custom_aliciadres";a:9:{s:2:"id";s:26:"shipping_custom_aliciadres";s:5:"label";s:13:"Alıcı Adres";s:5:"value";s:8:"we rwe r";s:6:"values";a:0:{}s:4:"text";s:8:"we rwe r";s:4:"type";s:4:"text";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:17:"custom_aliciadres";}s:28:"shipping_custom_isimgozuksun";a:9:{s:2:"id";s:28:"shipping_custom_isimgozuksun";s:5:"label";s:25:"Kartta ismim gözükmesin";s:5:"value";s:6:"value1";s:6:"values";a:2:{s:6:"value1";s:11:"Gözüksün";s:7:" value2";s:12:"Gözükmesin";}s:4:"text";s:11:"Gözüksün";s:4:"type";s:5:"radio";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:19:"custom_isimgozuksun";}s:24:"shipping_custom_kartismi";a:9:{s:2:"id";s:24:"shipping_custom_kartismi";s:5:"label";s:21:"Karta yazılacak isim";s:5:"value";s:15:"mereara asdas d";s:6:"values";a:0:{}s:4:"text";s:15:"mereara asdas d";s:4:"type";s:4:"text";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:15:"custom_kartismi";}s:26:"shipping_custom_martmesaji";a:9:{s:2:"id";s:26:"shipping_custom_martmesaji";s:5:"label";s:12:"Kart Mesajı";s:5:"value";s:17:"asd sad  asad das";s:6:"values";a:0:{}s:4:"text";s:17:"asd sad  asad das";s:4:"type";s:8:"textarea";s:3:"set";s:5:"order";s:4:"from";s:16:"checkout_address";s:8:"field_id";s:17:"custom_martmesaji";}}';
$yazs=unserialize($yazi);
echo '<pre>';
print_r($yazs);
echo '</pre>';

Array
(
    [shipping_custom_aliciad] => Array
        (
            [id] => shipping_custom_aliciad
            [label] => Alıcı Adı ve Soyadı
            [value] => melih melihhh
            [values] => Array
                (
                )

            [text] => melih melihhh
            [type] => text
            [set] => order
            [from] => checkout_address
            [field_id] => custom_aliciad
        )

    [shipping_custom_alicitel] => Array
        (
            [id] => shipping_custom_alicitel
            [label] => Alıcı Tel
            [value] => 123 2312 123
            [values] => Array
                (
                )

            [text] => 123 2312 123
            [type] => text
            [set] => order
            [from] => checkout_address
            [field_id] => custom_alicitel
        )

    [shipping_custom_aliciadres] => Array
        (
            [id] => shipping_custom_aliciadres
            [label] => Alıcı Adres
            [value] => we rwe r
            [values] => Array
                (
                )

            [text] => we rwe r
            [type] => text
            [set] => order
            [from] => checkout_address
            [field_id] => custom_aliciadres
        )

    [shipping_custom_isimgozuksun] => Array
        (
            [id] => shipping_custom_isimgozuksun
            [label] => Kartta ismim gözükmesin
            [value] => value1
            [values] => Array
                (
                    [value1] => Gözüksün
                    [ value2] => Gözükmesin
                )

            [text] => Gözüksün
            [type] => radio
            [set] => order
            [from] => checkout_address
            [field_id] => custom_isimgozuksun
        )

    [shipping_custom_kartismi] => Array
        (
            [id] => shipping_custom_kartismi
            [label] => Karta yazılacak isim
            [value] => mereara asdas d
            [values] => Array
                (
                )

            [text] => mereara asdas d
            [type] => text
            [set] => order
            [from] => checkout_address
            [field_id] => custom_kartismi
        )

    [shipping_custom_martmesaji] => Array
        (
            [id] => shipping_custom_martmesaji
            [label] => Kart Mesajı
            [value] => asd sad  asad das
            [values] => Array
                (
                )

            [text] => asd sad  asad das
            [type] => textarea
            [set] => order
            [from] => checkout_address
            [field_id] => custom_martmesaji
        )

)