Online PHP editor | output for kak49

<?php $oldContact = array( 'name' => 'Joeahkd', 'address' => '123 Masjdhfin', 'city' => 'Spring', 'state' => 'CA', 'zip' => '90101', ); $newContact = array( 'name' => 'Joe', 'address' => '123 Main St', 'city' => 'Springville', 'state' => 'CA', 'zip' => '90101', ); $oldDiff = []; $newDiff = []; foreach ($oldContact as $key => $value) { if ($value !== $newContact[$key]) { $oldDiff[$key] = $value; $newDiff[$key] = $newContact[$key]; } } echo "Old Diff: " . var_export($oldDiff, true) . "\n"; echo "New Diff: " . var_export($newDiff, true);