3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "\n----------------php5------------------\n"; $php5 = 'Jason'; $foo['bar']['baz'] = 'php5'; var_dump($$); echo "\n----------------php7------------------\n"; $bar = 'php7'; $php7['bar']['baz'] = 'Young'; var_dump($$bar['bar']['baz']);
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected ')', expecting variable (T_VARIABLE) or '{' or '$' in /in/CsE4f on line 6
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected ')', expecting variable (T_VARIABLE) or '$' in /in/CsE4f on line 6
Process exited with code 255.
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161.77 ms | 1399 KiB | 25 Q