Online PHP editor | output for TXjQc

<?php // 素材となる配列 $base_arr = array( array( 'time' => ['1558432388750'], 'action' => 'lose', 'target_id' => '76', 'actor_id' => ['87'], 'type' => 'a', ), array( 'time' => ['1558432437780','1558432449937'], 'action' => 'get', 'target_id' => '10', 'actor_id' => ['9','51'], 'type' => 'b', ) ); $time_ux = ceil(microtime(true)*1000); $new_arr = array( array( 'time' => [$time_ux], 'action' => 'get', 'target_id' => '10', 'actor_id' => ['3'], 'type' => 'a', ) ); // $base_arr がない場合 if( empty($base_arr) || is_null($base_arr) ){ $update_arr = $new_arr; } // すでに $base_arr がある場合 else{ foreach ( $base_arr as $base_keys ){ if( $base_keys['action'] == $new_arr[0]['action'] && $base_keys['target_id'] == $new_arr[0]['target_id'] ){ for( $i = 0; $i < count($base_arr); $i++ ) { $base_arr[$i]['time'] = array_slice( array_merge($new_arr[0]['time'], $base_arr[$i]['time']), 0, 20 ); $base_arr[$i]['actor_id'] = array_slice( array_merge($new_arr[0]['actor_id'], $base_arr[$i]['actor_id']), 0, 20 ); $base_arr[$i]['type'] = 'a'; } } } $update_arr = $base_arr; } // 確認 var_export($update_arr);