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run code in 300+ PHP versions simultaneously
<?php $subject='hello'; $level = 'maths'; echo $subject; >
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.25, 5.5.0 - 5.5.9
Parse error: syntax error, unexpected '>' in /in/eu6bK on line 6
Process exited with code 255.

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