Online PHP editor | refs for Y7qDr

<?php $live_quotations = [ 'June 2015' => [ 'LOW' => [160.50], 'MEDIUM' => [0.00], 'HIGH' => [60.80] ], 'July 2015' => [ 'MEDIUM' => [226.00], 'HIGH' => [263.00], 'LOW' => [121.96] ] ]; $ordered_defaults = array_fill_keys(['LOW', 'MEDIUM', 'HIGH'], 0); foreach ($live_quotations as $date => $likelihoods) { $live_quotations[$date] = array_replace($ordered_defaults, $likelihoods); } var_export($live_quotations);