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Posted by -Lost on 12/22/06 22:39
"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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