3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo $3;
Output for 5.4.0 - 5.4.5
Parse error: syntax error, unexpected '3' (T_LNUMBER), expecting variable (T_VARIABLE) or '$' in /in/etXC0 on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.15
Parse error: syntax error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/etXC0 on line 2
Process exited with code 255.

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