3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(token_get_all('<?php $foo = 'stroupper'; echo "$foo('hello')";'));
Output for 5.4.0 - 5.4.35
Parse error: syntax error, unexpected 'stroupper' (T_STRING) in /in/eYr9l on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/eYr9l on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/eYr9l on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/eYr9l on line 2
Process exited with code 255.
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238.41 ms | 1395 KiB | 125 Q