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run code in 150+ php & hhvm versions
Bugs & Features
<?php class MySpl extends SplFileInfo { public function getExtension() { if (method_exists('SplFileInfo', 'getExtension')) { return parent::getExtension(); } $parts = explode('.', parent::getPathname()); if (!count($parts)) { return ""; } return end($parts); } } foreach (array('foo.bar', 'baz.tar.gz', '/usr/bin/php', 'foo') as $file) { $spl = new MySpl($file); var_dump($spl->getExtension()); }
based on AOpjf
Output for 5.3.6 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
string(3) "bar" string(2) "gz" string(0) "" string(0) ""
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.2 - 5.3.5
string(3) "bar" string(2) "gz" string(12) "/usr/bin/php" string(3) "foo"
Output for 5.0.0 - 5.1.1
Fatal error: Class 'SplFileInfo' not found in /in/Q2sKu on line 3
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/Q2sKu on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Q2sKu on line 5
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/Q2sKu on line 5
Process exited with code 255.