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run code in 150+ php & hhvm versions
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<?php $n = unpack('N', md5(2025, true)); $x = end($n);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.3 - 4.4.9
<br /> <b>Warning</b>: Wrong parameter count for md5() in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: unpack() [<a href='function.unpack'>function.unpack</a>]: Type N: not enough input, need 4, have 0 in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: end() [<a href='function.end'>function.end</a>]: Passed variable is not an array or object in <b>/in/26WQu</b> on line <b>3</b><br />
Output for 4.3.2 - 4.4.2
<br /> <b>Warning</b>: Wrong parameter count for md5() in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: unpack(): Type N: not enough input, need 4, have 0 in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: end(): Passed variable is not an array or object in <b>/in/26WQu</b> on line <b>3</b><br />
Output for 4.3.0 - 4.3.1
<br /> <b>Warning</b>: Wrong parameter count for md5() in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: unpack() [<a href='http://www.php.net/function.unpack'>function.unpack</a>]: Type N: not enough input, need 4, have 0 in <b>/in/26WQu</b> on line <b>2</b><br /> <br /> <b>Warning</b>: end() [<a href='http://www.php.net/function.end'>function.end</a>]: Passed variable is not an array or object in <b>/in/26WQu</b> on line <b>3</b><br />