Online PHP editor | output for e1hUM

@ 2014-04-14T13:04:41Z

<?php

function string_shift_left($input, $inputlen, $bits, &$output = null)
{
	$skip = $bits / 8;
	$copylen = $inputlen - $skip;
	$offset = 8 - ($bits % 8);
	$mask = 0xff >> $offset;

    $output = str_pad('', $inputlen + 1, "\x00");

	if ($offset == 8) {
		/* Shifting multiples of 8 allows us to simply copy the relevant bytes */
        for ($i = 0; $i < $copylen; $i++) {
            $output[$i] = $input[$i + $skip];
        }
		return;
	}

	for ($i = 0; $i < $copylen; i++) {
		$output[$i] = chr((ord($input[$i + $skip]) << $offset) | (ord($input[$i + $skip + 1]) & $mask)); 
	}
}

string_shift_left("\x01", 1, 3, $output);

for ($i = 0; $i < strlen($output); $i++) {
    printf('%08b', ord($output[$i]));
}

Output for 5.4.0 - 5.4.27: Parse error: syntax error, unexpected '++' (T_INC), expecting ')' in /in/e1hUM on line 20
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.28: Parse error: syntax error, unexpected T_INC, expecting ')' in /in/e1hUM on line 20
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_INC, expecting ')' in /in/e1hUM on line 20
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected '=', expecting ')' in /in/e1hUM on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected '=', expecting ')' in /in/e1hUM on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `')'' in /in/e1hUM on line 3
Process exited with code 255.

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