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<?php /* Challenge 1: Read and write to Test::$secret before it's output. Rules:: 1. No use of Reflection API / runkit extension 2. No stopping execution before Test::run() 3. No Exceptions or PHP errors / warnings notices allowed 4. No redefining $test Hints: 1. Caesar 2. Magic methods 3. Requires a new feature of PHP 5.4 */ class Test { private $secret = 'Nyy lbhe Onfr ner orybat gb hf.'; private $callback; final public function run() { call_user_func($this->callback); return $this->secret . PHP_EOL; } public function __set($k, $v) { $key = $v[($v[$v])]; // $v is some kind of weird array $value = $v(); // and a callback! $this->{$key} = $value; } } $test = new Test; // start editing here function caesarCipher($test, 3) { $strCipherText = ""; $iShift = $iShiftValue % 26; if ($iShift < 0) { $iShift += 26; } $i = 0; while ($i < strlen($strText)) { $c = strtoupper($strText{$i}); if ( ($c >= "A") && ($c <= 'Z')) { if ( (ord($c) + $iShift) > ord("Z") ) { $strCipherText .= chr(ord($c) + $iShift - 26); } else { $strCipherText .= chr(ord($c) + $iShift); } } else { $strCipherText .= " "; } $i++; } echo $strCipherText . "\n"; } caesarCipher("the quick brown fox jumps over the lazy dog", 3); // end editing here echo $test->run();
Output for 5.4.0 - 5.4.29
Parse error: syntax error, unexpected '3' (T_LNUMBER), expecting '&' or variable (T_VARIABLE) in /in/lYBcK on line 46
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_LNUMBER, expecting '&' or T_VARIABLE in /in/lYBcK on line 46
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_LNUMBER, expecting '&' or T_VARIABLE in /in/lYBcK on line 46
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/lYBcK on line 22
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 T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/lYBcK on line 22
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/lYBcK on line 22
Process exited with code 255.

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