3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $Seen = array(array("UserID" => 3, "Timestamp" => 45678956)); foreach($Seen as &$Entr) { $Entr = $Entr["UserID"]."~".$Entr["Timestamp"]; } $Seen = count($Seen) > 0 ? "µ".implode("µµ", $Seen)."µ" : "+++++"; $Deleted = array(); foreach($Deleted as &$Entr) { $Entr = $Entr["UserID"]."~".$Entr["Timestamp"]; } $Deleted = count($Deleted) > 0 ? "µ".implode("µµ", $Deleted)."µ" : "----"; print_r(array($Seen, $Deleted));
based on TpO6D
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => µ3~45678956µ [1] => ---- )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/W4pfk on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/W4pfk on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/W4pfk on line 3
Process exited with code 255.