3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arrays = array( range(1, 5), range(10, 15), range(-7, 0), ); echo join(", ", array_merge(...$arrays));
Output for 5.6.0 - 7.1.0
1, 2, 3, 4, 5, 10, 11, 12, 13, 14, 15, -7, -6, -5, -4, -3, -2, -1, 0
Output for 5.5.0 - 5.5.36
Parse error: syntax error, unexpected '.' in /in/vPOlC on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.4.45
Parse error: syntax error, unexpected '.', expecting ')' in /in/vPOlC on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '.', expecting ')' in /in/vPOlC on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/vPOlC on line 7
Process exited with code 255.