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run code in 150+ php & hhvm versions
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<?php $serialize = serialize(array('x', 'y', 'z')); print_r(unserialize($serialize)); echo unserialize($serialize)[1];
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => x [1] => y [2] => z ) y
Output for 5.2.3 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ',' or ';' in /in/oojnv on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected '[', expecting ',' or ';' in <b>/in/oojnv</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
<br /> <b>Parse error</b>: parse error, unexpected '[', expecting ',' or ';' in <b>/in/oojnv</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `','' or `';'' in <b>/in/oojnv</b> on line <b>5</b><br />
Process exited with code 255.