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Posted by Ric on 12/23/06 00:04
nostabo schrieb:
> Thanks, Lost...
>
> the str_replace(',', '', $_POST['numbers']) works. I was hoping for
> something more elegant, possibly an "undocumented feature" of the
> number_format function, but this works fine.
Hmm, but if you do that:
1,35 will show up as 135, not sure if that is what you want:-)
If you want to make sure a user can type any possible combination you
need a few regexes to first determine which format the user send and
then convert it to the format you need for calculation.
>
> Rick
>
> "-Lost" <spam_ninjaREMOVEME@REMOVEMEcomcast.net> wrote in message
> news:Ho-dnc-kDbBXwBHYnZ2dnUVZ_t6qnZ2d@comcast.com...
>> "nostabo" <nostabo@microsoft.com> wrote in message
>> news:aOmdnbRucLWo2hHYnZ2dnUVZ_h-3nZ2d@comcast.com...
>>> Hi all,
>>>
>>> I have been trying to display numbers (actually money amounts) on an
> HTML
>>> form in text type input boxes and then use the posted values in
> calculations
>>> using PHP. The problem is that I can accept inputted values from a text
> box
>>> when entered in the 1000 or 1000.00, but when a users adds a comma the
> value
>>> (for example 1,000.00) the value is displayed as 1.0 by the
> number_format
>>> function (see my code below)
>>>
>>> <input type='text' id='software' name='software' value='<?php print
>>> number_format($_POST['software'], 2);?>' >
>>>
>>> But, this also affects any reposting of the form since the posted var
> takes
>>> on the value as displayed in the text box.
>>>
>>> Is there a way around this? This bad value eventually shows up in the
>>> "posted" var if the form is resent after the user makes a change, so it
> can
>>> screw up my calculations.
>> $_POST['numbers'] = '1,000,000';
>> print str_replace(',', '', $_POST['numbers'])
>>
>> Would be my first guess. Some might say use a regular expression here,
> but it is faster
>> to use native functions (functions that serve the *exact* purpose).
>>
>> -Lost
>>
>>
>
>
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