Answered What does this error from pdoResources mean?

return number_format($input);

$output = number_format($number, $decimals, $dec_point, $thousands_sep);

$output = number_format($input);

<?php
$number = floatval($input);
$optionsXpld = @explode('&', $options);
$optionsArray = array();
foreach ($optionsXpld as $xpld) {
    $params = @explode('=', $xpld);
    array_walk($params, create_function('&$v', '$v = trim($v);'));
    if (isset($params[1])) {
        $optionsArray[$params[0]] = $params[1];
    } else {
        $optionsArray[$params[0]] = '';
    }
}
$output = '$' . number_format($input);
return $output;

[[+tv.propPrice:numberformat]]

return '$' . number_format($input);