form code
<form action="" method="post">
<label>Enter Your Number
<input name="textfield" onchange="convert_number_to_words()" type="text">
</label>
<input value="Convert" type="submit">
</form>
php code
'Zero',
1 => 'One',
2 => 'Two',
3 => 'Three',
4 => 'Four',
5 => 'Five',
6 => 'Six',
7 => 'Seven',
8 => 'Eight',
9 => 'Nine',
10 => 'Ten',
11 => 'Eleven',
12 => 'Twelve',
13 => 'Thirteen',
14 => 'Fourteen',
15 => '<span class="IL_AD" id="IL_AD10">Fifteen</span>',
16 => 'Sixteen',
17 => 'Seventeen',
18 => 'Eighteen',
19 => 'Nineteen',
20 => 'Twenty',
30 => 'Thirty',
40 => 'Fourty',
50 => 'Fifty',
60 => 'Sixty',
70 => 'Seventy',
80 => '<span class="IL_AD" id="IL_AD9">Eighty</span>',
90 => 'Ninety',
100 => 'Hundred',
1000 => 'Thousand',
1000000 => 'Million',
1000000000 => 'Billion',
1000000000000 => 'Trillion',
1000000000000000 => 'Quadrillion',
1000000000000000000 => 'Quintillion'
);
if (!is_numeric($number)) {
return false;
}
if (($number >= 0 && (int) $number < 0) || (int) $number < 0 - PHP_INT_MAX) {
// overflow
trigger_error(
'convert_number_to_words only accepts numbers between -' . PHP_INT_MAX . ' and ' . PHP_INT_MAX,
E_USER_WARNING
);
return false;
}
if ($number < 0) {
return $negative . convert_number_to_words(abs($number));
}
$string = $fraction = null;
if (strpos($number, '.') !== false) {
list($number, $fraction) = explode('.', $number);
}
switch (true) {
case $number < 21:
$string = $dictionary[$number];
break;
case $number < 100:
$tens = ((int) ($number / 10)) * 10;
$units = $number % 10;
$string = $dictionary[$tens];
if ($units) {
$string .= $hyphen . $dictionary[$units];
}
break;
case $number < 1000:
$hundreds = $number / 100;
$remainder = $number % 100;
$string = $dictionary[$hundreds] . ' ' . $dictionary[100];
if ($remainder) {
$string .= $conjunction . convert_number_to_words($remainder);
}
break;
<span class="IL_AD" id="IL_AD8">default</span>:
$baseUnit = pow(1000, floor(log($number, 1000)));
$numBaseUnits = (int) ($number / $baseUnit);
$remainder = $number % $baseUnit;
$string = convert_number_to_words($numBaseUnits) . ' ' . $dictionary[$baseUnit];
if ($remainder) {
$string .= $remainder < 100 ? $conjunction : $separator;
$string .= convert_number_to_words($remainder);
}
break;
}
if (null !== $fraction && is_numeric($fraction)) {
$string .= $decimal;
$words = array();
foreach (str_split((string) $fraction) as $number) {
$words[] = $dictionary[$number];
}
$string .= implode(' ', $words);
}
return $string;
}
echo '<b>'.convert_number_to_words($_POST['textfield']).'</b>';
?>