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run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(-1); function return_me_an_array() { return array('my_value'); } $var = current(return_me_an_array()); echo $var; $var = current((array('my_value'))); echo $var;
Output for 4.4.1, 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
my_valuemy_value
Output for 4.3.2 - 4.4.0, 4.4.2 - 5.0.5
Fatal error: Only variables can be passed by reference in /in/K2aFm on line 13
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Only variables can be passed by reference in /in/K2aFm on line 13