note 44692 added to language.types.float
| From: | feline at NOSPAM dot penguin dot servehttp dot com | Date: | Fri, 13 Aug 2004 01:36:26 +0000 |
| Subject: | note 44692 added to language.types.float | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-74571@lists.php.net to get a copy of this message | ||
General computing hint: If you're keeping track of money, do yourself and your users the favor
of handling everything internally in cents and do as much math as you can in integers. Store values
in cents if at all possible. Add and subtract in cents. At every operation that wii involve floats,
ask yourself "what will happen in the real world if I get a fraction of a cent here" and
if the answer is that this operation will generate a transaction in integer cents, do not try to
carry fictional fractional accuracy that will only screw things up later.
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Manual Page -- http://www.php.net/manual/en/language.types.float.php
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