Online PHP editor | refs for KkHoT

<?php $array1 = [ [ ["startDate" => "2022-01-01", "endDate" => "2022-01-31"], ["startDate" => "2022-02-01", "endDate" => "2022-02-28"], ["startDate" => "", "endDate" => "", "bannerUrl" => "https://commons.wikimedia.org/wiki/File:Red_rose_flower_detailed_imge.jpg", "imageTarget" => "image Target"] ], [ ["startDate" => "2022-01-01", "endDate" => "2022-01-15"] ] ]; $array2 = [ [ ['image' => (object) ["image A object...."]], ['image' => (object) ["image B object...."]] ], [ ['image' => (object) ["image C object...."]] ], ]; foreach ($array2 as $i1 => $rows) { foreach ($rows as $i2 => $row) { $array1[$i1][$i2] += $row; } } var_export($array1);