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run code in 150+ php & hhvm versions
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<?php echo "Empty var:\n" echo empty($a) ? 'true' : 'false'; echo "\nEmpty nonvar:\n" echo empty('') ? 'true' : 'false';
based on STk1q
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected 'echo' (T_ECHO), expecting ',' or ';' in /in/peR9W on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_ECHO, expecting ',' or ';' in /in/peR9W on line 3
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
Parse error: parse error, unexpected T_ECHO, expecting ',' or ';' in /in/peR9W on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/peR9W on line 3
Process exited with code 255.