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run code in 200+ php & hhvm versions
Bugs & Features
<?php $profileSubscriptions = ['one' => false, 'two' => true, 'three'=>true]; $lookup = ['one' => 'subscription', 'two' => 'marketing']; $subscriptions = array_filter($profileSubscriptions); $lists = array_intersect_key($lookup, $subscriptions); $diff = array_diff_key($subscriptions, $lists); echo 'Subscriptions do not exist for ' . implode(', ', $diff); var_dump($lists);
based on VIlBc
Output for 5.4.0 - 7.2.0
Subscriptions do not exist for 1array(1) { ["two"]=> string(9) "marketing" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/FCV0q 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/FCV0q on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/FCV0q on line 3
Process exited with code 255.