Online PHP editor | rfc for hAopB

@ 2015-12-01T15:29:46Z

<?php

function IEEE64Float($strHex) {
	// Thanx Chung Leong https://bytes.com/topic/php/answers/9237-hex-floating-point#post38346
	$hex = sscanf($strHex, "%02x%02x%02x%02x%02x%02x%02x%02x");
	$hex = array_reverse($hex);
	$bin = implode('', array_map('chr', $hex));
	$array = unpack("dnum", $bin);
	
	return $array['num'];
}

function UnMicrosoftify($fDateValue = 0, $iDateBase = 1900) {
	//http://stackoverflow.com/q/26589406/795054
    if ($iDateBase == 1900) {
        $iMyDateBase = 25569;

        //Adjust for the fictional 29-Feb-1900 (Day 60)
        if ($fDateValue < 60) {
            --$iMyDateBase;
        }
    } else {
        $iMyDateBase = 24107;
    }

    // Perform conversion
    if ($fDateValue >= 1) {
        $utcDays = $fDateValue - $iMyDateBase;
        $iReturnValue = round($utcDays * 86400);
        if (($iReturnValue <= PHP_INT_MAX) && ($iReturnValue >= -PHP_INT_MAX)) {
            $iReturnValue = (integer) $iReturnValue;
        }
    } else {
        $hours = round($fDateValue * 24);
        $mins = round($fDateValue * 1440) - round($hours * 60);
        $secs = round($fDateValue * 86400) - round($hours * 3600) - round($mins * 60);
        $iReturnValue = (integer) gmmktime($hours, $mins, $secs);
    }
    return $iReturnValue;
}

function PGODdate($strhex) {
	return date('Y-m-d', UnMicrosoftify(IEEE64Float($strhex)));
}

echo PGODdate('FE37E43C8800759C');

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught TypeError: gmmktime(): Argument #1 ($hour) must be of type int, float given in /in/hAopB:37 Stack trace: #0 /in/hAopB(37): gmmktime(-2.4E+301, 0.0, 0.0) #1 /in/hAopB(43): UnMicrosoftify(-1.0E+300) #2 /in/hAopB(46): PGODdate('FE37E43C8800759...') #3 {main} thrown in /in/hAopB on line 37
Process exited with code 255.

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