I need your Helps for fix this error config.phpI already try to fix it by searching on google and ask my friend for help but still couldn't fix it too.
this is my error tittle:
Fatal error: Uncaught TypeError: Unsupported operand types: string + int in C:\xamppp\htdocs\file\thefile\config.php:105 Stack trace: #0 C:\xamppp\htdocs\file\thefile\category.php(84): alphaID('f', true) #1 {main} thrown in C:\xamppp\htdocs\file\thefile\config.php on line 105
the error on line 105 : {$out = $out + strpos($index, substr($in, $t, 1)) * $bcp;}
and this is the codes :
<?phperror_reporting(E_ALL ^ (E_NOTICE | E_WARNING));session_start();if(isset($_SESSION['admin_id'])){ $id_user = $_SESSION['admin_id'];}elseif(isset($_SESSION['user_id'])){ $id_user = $_SESSION['user_id'];}else{ $id_user = '0';}$db_host = 'localhost';$db_user = 'root';$db_pass = '';$db_name = 'thefile';$conn = new mysqli($db_host, $db_user, $db_pass, $db_name);if ($conn->connect_errno) { echo die("Failed to connect to MySQL: " . $conn->connect_error);}//setting url website$base_url = 'http://localhost/file/thefile/';//menampilkan nama brand$config = $conn->query("SELECT * FROM config WHERE config='web_brand'");$row_brand = $config->fetch_assoc();//menampilkan favicon$config = $conn->query("SELECT * FROM config WHERE config='favicon'");$row_favicon = $config->fetch_assoc();//menampilkan footer$config = $conn->query("SELECT * FROM config WHERE config='footer'");$row_footer = $config->fetch_assoc();//show hide category menu$config = $conn->query("SELECT * FROM config WHERE config='show_categories'");$row_show_categories = $config->fetch_assoc();//show hide recent files$config = $conn->query("SELECT * FROM config WHERE config='show_recent_files'");$row_show_recent_files = $config->fetch_assoc();//max upload size$config = $conn->query("SELECT * FROM config WHERE config='max_upload_size'");$max_upload_size = $config->fetch_assoc();//allowed_extention$config = $conn->query("SELECT * FROM config WHERE config='allowed_extention'");$allowed_extention = $config->fetch_assoc();//fungsi konversi sizefunction bytesToSize($bytes, $precision = 2){ $kilobyte = 1024; $megabyte = $kilobyte * 1024; $gigabyte = $megabyte * 1024; $terabyte = $gigabyte * 1024; if (($bytes >= 0) && ($bytes < $kilobyte)) { return $bytes . ' B'; } elseif (($bytes >= $kilobyte) && ($bytes < $megabyte)) { return round($bytes / $kilobyte, $precision) . ' KB'; } elseif (($bytes >= $megabyte) && ($bytes < $gigabyte)) { return round($bytes / $megabyte, $precision) . ' MB'; } elseif (($bytes >= $gigabyte) && ($bytes < $terabyte)) { return round($bytes / $gigabyte, $precision) . ' GB'; } elseif ($bytes >= $terabyte) { return round($bytes / $terabyte, $precision) . ' TB'; } else { return $bytes . ' B'; }}//fungsi encrypt idfunction alphaID($in, $to_num = false, $pad_up = false, $pass_key = null){ $out = ''; $index = 'abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'; $base = strlen($index); if ($pass_key !== null) { for ($n = 0; $n < strlen($index); $n++) { $i[] = substr($index, $n, 1); } $pass_hash = hash('sha256',$pass_key); $pass_hash = (strlen($pass_hash) < strlen($index) ? hash('sha512', $pass_key) : $pass_hash); for ($n = 0; $n < strlen($index); $n++) { $p[] = substr($pass_hash, $n, 1); } array_multisort($p, SORT_DESC, $i); $index = implode($i); } if ($to_num) { $len = strlen($in) - 1; for ($t = $len; $t >= 0; $t--) { $bcp = bcpow($base, $len - $t); $out = $out + strpos($index, substr($in, $t, 1)) * $bcp; } if (is_numeric($pad_up)) { $pad_up--; if ($pad_up > 0) { $out -= pow($base, $pad_up); } } } else { if (is_numeric($pad_up)) { $pad_up--; if ($pad_up > 0) { $in += pow($base, $pad_up); } } for ($t = ($in != 0 ? floor(log($in, $base)) : 0); $t >= 0; $t--) { $bcp = bcpow($base, $t); $a = floor($in / $bcp) % $base; $out = $out . substr($index, $a, 1); $in = $in - ($a * $bcp); } } return $out;}?>I really thank for the help. I've been searching for many source.