3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $contact_rec = [ "bob" => ["email" => "bob@example.com"], "sara" => ["email" => "sara@example.com"] ]; $contact_rec[0]=""; //The emails of the client foreach($contact_rec as $key => $value) { if($value['email'] != null) $contact_rec[] = $value['email']; } foreach($contact_rec as $key => $value) { $contact_rec[$value] = $value; unset($contact_rec[$key]); } var_dump($contact_rec) ?>
Output for 5.4.0 - 7.1.0
Warning: Illegal string offset 'email' in /in/APGvk on line 12 Notice: Uninitialized string offset: 0 in /in/APGvk on line 12 Warning: Illegal offset type in /in/APGvk on line 17 Warning: Illegal offset type in /in/APGvk on line 17 array(3) { [""]=> string(0) "" ["bob@example.com"]=> string(15) "bob@example.com" ["sara@example.com"]=> string(16) "sara@example.com" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/APGvk on line 3
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 '[' in /in/APGvk on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/APGvk on line 3
Process exited with code 255.