Posted by Jerry Stuckle on 02/22/07 04:32

Anonymous wrote:
> Jerry Stuckle wrote:
>> rynTAU wrote:
>>> This is an easy question, I'm sure but I can't seem to figure it
>>> out.
>>>
>>> I'm trying to use the number_format() function to remove all decimal
>>> places from a number.
>>>
>>>
>>> $num = number_format($num, 0, '.', '');
>>>
>>> So if I have 23.34567 I want 23, and 45.8789 will return with 45.
>>> The problem is that the this function rounds the number off. so that
>>> 45.8789 returns 46 instead of 45.
>>>
>>> Is there another function? What should I be using.
>>>
>>> Thanks for your help.
>>>
>> $num = int($num);
>
> I would advise against type casting. It can produce strage results under
> some circumstances.
>
> He would be better of using $num = floor($num), that's what the function
> is here for.
>
> ceil() always rounds up, floor() always rounds down, round() rounds
> according to mathematical rules (down on .0 to .4, up on .5 to .9
>
> Bye!

And int() always truncates and returns an integer - which is exactly
what he wants. See the doc.

--
==================
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Jerry Stuckle
JDS Computer Training Corp.
jstucklex@attglobal.net
==================

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