3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a={${phpinfo();}}; ?>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Parse error: syntax error, unexpected '{' in /in/WMV5u on line 3
Process exited with code 255.
preferences:
177.96 ms | 1399 KiB | 35 Q