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Remove unnecessary polyfill for hex2bin()

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Kijin Sung 2017-04-08 21:57:34 +09:00
parent 87131a1b93
commit f73580945d
1 changed files with 0 additions and 15 deletions
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15
common/functions.php
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@ -497,21 +497,6 @@ function include_and_ignore_output($filename)
return $result; return $result;
} }
/**
* Polyfill for hex2bin() which does not exist in PHP 5.3.
*
* @param string $hex The hexadecimal string to convert to binary
* @return string
*/
if (!function_exists('hex2bin'))
{
function hex2bin($hex)
{
if (strlen($hex) % 2) $hex = '0' . $hex;
return pack('H*', $hex);
}
}
/** /**
* Converts any value to either true or false. * Converts any value to either true or false.
* Based on util.php <https://github.com/brandonwamboldt/utilphp> * Based on util.php <https://github.com/brandonwamboldt/utilphp>