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run code in 150+ php & hhvm versions
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<?php $path = "/var/www/foo"; var_dump($pаth."/user/supplied/path"); // prints /user/supplied/path, and emits a notice // let's write a random number generator function crypto_rnd() { $rnd = openssl_random_pseudo_bytes(100); // most likely secure $today = date('c'); // extra entropy can't hurt! return hash("sha512", $r⁠n.$today); // oops, that's actually r\u2060nd, which is undefined, i.e. NULL, i.e. pwned } var_dump(crypto_rnd() === crypto_rnd()); // uh oh...
Output for 5.4.15 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Notice: Undefined variable: r⁠n in /in/ijc32 on line 10 Notice: Undefined variable: r⁠n in /in/ijc32 on line 10 bool(true)
Output for 5.0.4 - 5.0.5, 5.1.1 - 5.4.14
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Fatal error: Call to undefined function openssl_random_pseudo_bytes() in /in/ijc32 on line 8
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/ijc32 on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Fatal error: Call to undefined function openssl_random_pseudo_bytes() in /in/ijc32 on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Fatal error: Call to undefined function: openssl_random_pseudo_bytes() in /in/ijc32 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Fatal error: Call to undefined function: openssl_random_pseudo_bytes() in /in/ijc32 on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Undefined variable: pаth in /in/ijc32 on line 4 string(19) "/user/supplied/path" Fatal error: Call to undefined function: openssl_random_pseudo_bytes() in /in/ijc32 on line 8