Re[2]: [PHP] Need a more elegant way of bitwise ORing values
| From: | Richard Davey | Date: | Wed, 13 Jun 2007 13:25:07 +0000 |
| Subject: | Re[2]: [PHP] Need a more elegant way of bitwise ORing values | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-256847@lists.php.net to get a copy of this message | ||
Hi Zoltán,
Wednesday, June 13, 2007, 2:21:18 PM, you wrote:
> 2007. 06. 13, szerda keltezéssel 14.13-kor Richard Davey ezt írta:
>> Hi all,
>>
>> Can anyone think of a more elegant way of achieving the following?
>>
>> <?php
>> $flags = array();
>>
>> if ($allow_fraction)
>> {
>> $flags[] = FILTER_FLAG_ALLOW_FRACTION;
>> }
>>
>> if ($allow_thousand)
>> {
>> $flags[] = FILTER_FLAG_ALLOW_THOUSAND;
>> }
>>
>> if ($allow_scientific)
>> {
>> $flags[] = FILTER_FLAG_ALLOW_SCIENTIFIC;
>> }
>>
>> if (count($flags) > 0)
>> {
> $tmp = FALSE;
> foreach ($flags as $flag) {
> $tmp = $tmp | $flag;
> }
> $filter['flags'] = $tmp;
Nice one, thank you. Same amount of code but avoids the eval() which
is all I wanted.
Cheers,
Rich
--
Zend Certified Engineer
http://www.corephp.co.uk
"Never trust a computer you can't throw out of a window"