3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo nl2br(\$);
Output for 5.6.0 - 5.6.25, 7.0.0 - 7.0.10
Parse error: syntax error, unexpected '$', expecting identifier (T_STRING) in /in/C07Zn on line 2
Process exited with code 255.
preferences:
236.51 ms | 1395 KiB | 44 Q