3v4l.org

run code in 300+ PHP versions simultaneously
<?php $0 = 'foo';
Output for 5.4.0 - 5.4.24
Parse error: syntax error, unexpected '0' (T_LNUMBER), expecting variable (T_VARIABLE) or '$' in /in/EBml0 on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/EBml0 on line 2
Process exited with code 255.

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