Terbilang Koma

<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

function terbilangkoma($nilai, $digitKoma = 4) {
    $bil = Array();
        $bil['n'] = 'se';
        $bil['0'] = '';
        $bil['1'] = 'satu ';
        $bil['2'] = 'dua ';
        $bil['3'] = 'tiga ';
        $bil['4'] = 'empat ';
        $bil['5'] = 'lima ';
        $bil['6'] = 'enam ';
        $bil['7'] = 'tujuh ';
        $bil['8'] = 'delapan ';
        $bil['9'] = 'sembilan ';

    $bilGroup = Array();
        $bilGroup[3] = '';
        $bilGroup[6] = 'ribu ';
        $bilGroup[9] = 'juta ';
        $bilGroup[12] = 'miliyar ';
        $bilGroup[15] = 'triliun ';
        $ratus = 'ratus ';
        $puluh = 'puluh ';
        $belas = 'belas ';

        $nilai = (string) number_format($nilai, $digitKoma, ".", '');
        $out2 = '';
        $pisah = explode('.', $nilai);
        $pisahByComa = $pisah[0];
        $tigaDigit = str_split(strrev($pisahByComa), 3);

        $proc = 0;
        $out = '';
        foreach ($tigaDigit as $k => $angka) {
            $proc += 3;
            $perAngka = str_split($angka);
            $ratusan = '';

        foreach ($perAngka as $n => $a) {
            $satuAngka = $perAngka[$n];

        if ($n < 1) {
            if ($satuAngka == '1' && isset($perAngka[$n+1]) && $perAngka[$n+1] == '1') $satuAngka = 'n';
            $ratusan = $bil[$satuAngka] . (($satuAngka != '0' && isset($perAngka[$n+1]) && $perAngka[$n+1] == '1') ? $belas : '') . $ratusan;
            } else if ($n < 2) {
                if ($satuAngka == '1') $satuAngka = 'n';
                    if ($satuAngka == 'n' && $perAngka[$n-1] != '0') $satuAngka = '0'; $ratusan = $bil[$satuAngka] . ($satuAngka != '0' ? $puluh : '') . $ratusan;
                    } else if ($n < 3) {
                        if ($satuAngka == '1') $satuAngka = 'n';
                            $ratusan = $bil[$satuAngka] . $ratus . $ratusan;
                        } else {
                            $ratusan .= '';
                        }
                    }

            $out = $ratusan . $bilGroup[$proc] . $out;
        }

        $coma = $pisah[1];
        $out2 = '';

        foreach (str_split($coma) as $n => $a) {
            $out2 .= ($a == '0') ? 'nol ' : $bil[$a]; }

return $out. 'koma '.$out2;
}
/* Location: ./application/helpers/terbilangkoma_helper.php */
?>