note 86673 added to function.dechex
| From: | jbleau at gmail dot com | Date: | Wed, 29 Oct 2008 10:23:59 +0000 |
| Subject: | note 86673 added to function.dechex | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-145922@lists.php.net to get a copy of this message | ||
I was confused by dechex's size limitation. Here is my solution to the problem. It supports
much bigger values, as well as signs.
function dec_to_hex($dec)
{
$sign = ""; // suppress errors
if( $dec < 0){ $sign = "-"; $dec = abs($dec); }
$hex = Array( 0 => 0, 1 => 1, 2 => 2, 3 => 3, 4 => 4, 5 => 5,
6 => 6, 7 => 7, 8 => 8, 9 => 9, 10 => 'a',
11 => 'b', 12 => 'c', 13 => 'd', 14 =>
'e',
15 => 'f' );
do
{
$h = $hex[($dec%16)] . $h;
$dec /= 16;
}
while( $dec >= 1 );
return $sign . $h;
}
----
Server IP: 69.147.83.197
Probable Submitter: 75.38.150.153
----
Manual Page -- http://www.php.net/manual/en/function.dechex.php
Edit -- https://master.php.net/note/edit/86673
Del: integrated -- https://master.php.net/note/delete/86673/integrated
Del: useless -- https://master.php.net/note/delete/86673/useless
Del: bad code -- https://master.php.net/note/delete/86673/bad+code
Del: spam -- https://master.php.net/note/delete/86673/spam
Del: non-english -- https://master.php.net/note/delete/86673/non-english
Del: in docs -- https://master.php.net/note/delete/86673/in+docs
Del: other reasons-- https://master.php.net/note/delete/86673
Reject -- https://master.php.net/note/reject/86673
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