Reply to Re: PHP round() bug?

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Posted by Chris Hope on 05/25/05 01:39

db_guy wrote:

> <?
> $a=1.5345493;
>
> $b=round($a,2);
>
> echo "b: ".$b;
> ?>
>
> This code should return "b: 1.54", but instead returns "b: 1.53". Can
> anyone else confirm this?
>
> Also, does anyone have a way around this issue?

Why should it return 1.54?

1.5345493 rounded to two decimal places *should* give 1.53

The numbers 0 to 4 are rounded down, and 5 to 9 are rounded up.

The third number after the decimal place is a 4 which would indicate the
number should be rounded down, leaving you with 1.53.

--
Chris Hope | www.electrictoolbox.com | www.linuxcdmall.com

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