function convertNum($num)
{
$num = (int) $num;
// make sure it's an integer
if ($num < 0) {
return "negative" . convertTri(-$num, 0);
}
if ($num == 0) {
return "zero";
}
return convertTri($num, 0);
}
function numtowords($num, $doth = false, $addcontractiontonum = false)
{
global $placevals;
if ($addcontractiontonum) {
$num = strval($num);
$len = strlen($num);
$last = $num[$len - 1];
if ($len > 1 && $num[$len - 2] == "1") {
//ie 612
$c = "th";
} else {
if ($last == "1") {
$c = "st";
} else {
if ($last == "2") {
$c = "nd";
} else {
if ($last == "3") {
$c = "rd";
} else {
$c = "th";
}
}
}
}
return $num . $c;
}
if ($num == 0) {
return "zero";
}
$int = floor($num);
$dec = $num - $int;
$out = '';
if ($int > 0) {
$out .= convertTri($int, 0, $doth);
if ($dec > 0) {
$out .= " and ";
}
}
if ($dec > 0) {
$cnt = 0;
while (abs($dec - round($dec)) > 1.0E-9 && $cnt < 9) {
$dec *= 10;
$cnt++;
}
$out .= convertTri(round($dec), 0);
$out .= ' ' . $placevals[$cnt];
if ($dec != 1) {
$out .= 's';
}
}
return trim($out);
}