Online PHP editor | rfc for s43ef

@ 2014-01-30T14:31:39Z

<?php

function strToHex($string)
{
    $hex='';
    for ($i=0; $i < strlen($string); $i++)
    {
        $hex .= dechex(ord($string[$i]));
    }
    return $hex;
}
function hexToStr($hex)
{
    $string='';
    for ($i=0; $i < strlen($hex)-1; $i+=2)
    {
        $string .= chr(hexdec($hex[$i].$hex[$i+1]));
    }
    return $string;
}

$test = "ffff:eeee:dddd:cccc:bbbb:aaaa:9999:8888";
$testParts = explode(':', $test);

$testHex = array();

foreach($testParts as $testPart){
    array_push($testHex, $testPart);
    //echo strToHex($testPart) . "<br>\n";
}

$packed = pack('nvH*', '0x'.$testParts[0], '0x'.$testParts[1], '0x'.$testParts[2], '0x'.$testParts[3], '0x'.$testParts[4], '0x'.$testParts[5], '0x'.$testParts[6], '0x'.$testParts[7]);
$unpacked = unpack('H*', $packed);
$unpackedString = array();
//var_dump($testParts);
//var_dump($testHex);
var_dump($packed);
var_dump($unpacked);
foreach($unpacked as $unpack){
	array_push($unpackedString, $unpack);
}
echo implode(':', $unpackedString);

?>

Output for git.master, git.master_jit, rfc.property-hooks: Warning: pack(): 5 arguments unused in /in/s43ef on line 32 Warning: pack(): Type H: illegal hex digit x in /in/s43ef on line 32 string(7) "��" array(1) { [1]=> string(14) "0000000000dddd" } 0000000000dddd

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2020-03-21 RFC: Is_Literal - declined
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