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run code in 300+ PHP versions simultaneously
<?php function autocreate($classname) { if (substr($classname, -strlen('Exception')) == 'Exception') eval('class ' . $classname . ' extends Exception {};'); } spl_autoload_register('autocreate'); $x = new TestException(); var_dump(get_class($x)); $x = new "echo 'moo';"(); var_dump(get_class($x));
Output for 5.4.0 - 5.4.11
Parse error: syntax error, unexpected '"echo 'moo';"' (T_CONSTANT_ENCAPSED_STRING) in SKXlt on line 14
Process exited with code 255.
Output for 5.3.0 - 5.3.21
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in SKXlt on line 14
Process exited with code 255.

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