How can I make sure a float will always be rounded up with PHP?

Question

I want to make sure a float in PHP is rounded up if any decimal is present, without worrying about mathematical rounding rules. This function would work as follows:

Answer 1

I like Ash's response, although I would have:

$fig = (int) str_pad('1', $precision + 1, '0');

Makes sense that if I provide precision '2', I would expect it rounded to 2 decimal places. Matter of choice though I suppose. Thanks for the answer Ash, works well.