3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function coalesce($default, &...$args) { return array_filter($args) ?: $default; } $e1 = []; $e2 = 'fur'; echo coalesce('default', $e1, $happy, $e2);
based on tq6bv
Output for 5.6.7 - 7.1.0
Notice: Array to string conversion in /in/qMrtW on line 10 Array
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected '.', expecting variable (T_VARIABLE) in /in/qMrtW on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '.', expecting T_VARIABLE in /in/qMrtW on line 4
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 T_VARIABLE in /in/qMrtW on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' in /in/qMrtW on line 4
Process exited with code 255.