how to wirte laravel dd function in php

1function d($data){
2    if(is_null($data)){
3        $str = "<i>NULL</i>";
4    }elseif($data == ""){
5        $str = "<i>Empty</i>";
6    }elseif(is_array($data)){
7        if(count($data) == 0){
8            $str = "<i>Empty array.</i>";
9        }else{
10            $str = "<table style=\"border-bottom:0px solid #000;\" cellpadding=\"0\" cellspacing=\"0\">";
11            foreach ($data as $key => $value) {
12                $str .= "<tr><td style=\"background-color:#008B8B; color:#FFF;border:1px solid #000;\">" . $key . "</td><td style=\"border:1px solid #000;\">" . d($value) . "</td></tr>";
13            }
14            $str .= "</table>";
15        }
16    }elseif(is_resource($data)){
17        while($arr = mysql_fetch_array($data)){
18            $data_array[] = $arr;
19        }
20        $str = d($data_array);
21    }elseif(is_object($data)){
22        $str = d(get_object_vars($data));
23    }elseif(is_bool($data)){
24        $str = "<i>" . ($data ? "True" : "False") . "</i>";
25    }else{
26        $str = $data;
27        $str = preg_replace("/\n/", "<br>\n", $str);
28    }
29    return $str;
30}
31
32function dnl($data){
33    echo d($data) . "<br>\n";
34}
35
36function dd($data){
37    echo dnl($data);
38    exit;
39}
40
41function ddt($message = ""){
42    echo "[" . date("Y/m/d H:i:s") . "]" . $message . "<br>\n";
43}
44