3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(empty($)) print 'Empty';
Output for 5.4.0 - 5.4.28
Parse error: syntax error, unexpected ')', expecting variable (T_VARIABLE) or '$' in /in/gRkMt on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected ')', expecting T_VARIABLE or '$' in /in/gRkMt on line 3
Process exited with code 255.
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