run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array( "mac_address"=>"989096e255a1", "status" =>"Known", "attributes" => array( "Owner"=>"rogue@wpi.edu", "IPAM-Hostname"=>"dresden.wpi.edu", "IPAM-AdminState"=>"OK", "IPAM-NAS-IP-Address"=>"", "IPAM-NAS-Port-ID"=>"", "IPAM-RADIUS-VLAN"=>"", "IPAM-TimeStamp"=>"2017-07-11 11:18:33 EDT", "Guest Role ID"=>"", "MAC-Auth Expiry"=>"", "Username"=>"" ), "Username"=>"" ); $filtered = array_filter($arr, function($var) {is_array($var)?return array_map('array_filter', $var):return !empty($var);} ); print_r($filtered);
based on oBSVV
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.1.7
Parse error: syntax error, unexpected 'return' (T_RETURN) in /in/fN55M on line 22
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected T_RETURN in /in/fN55M:22 Stack trace: #0 {main}
Process exited with code 255.