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<?php 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 . $h; } function dec2hex($number) { $number = strval($number); $hexvalues = array( '0','1','2','3','4','5','6','7', '8','9','A','B','C','D','E','F' ); $hexval = ''; while($number != '0') { $hexval = $hexvalues[bcmod($number, '16')] . $hexval; $number = bcdiv($number, '16', 0); } return $hexval; } $id = 14910855968770314426; var_dump($id); $guid = dec_to_hex($id); var_dump($guid);

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41.11 ms | 402 KiB | 5 Q