How to round a number up to one decimal in Smarty?

Question

PHP

Actually, the whole point is described in the question.
For example, the number 14.412 should be rounded up to 14.5 .

Answer 1

I searched for 2 hours, in the end, I asked a question and in 15 minutes I figured it out myself:
{(($number/0.1)|ceil)*0.1}