Сергей delphinpro

<div class="hover_1">2321321
<div class="hover_2">2321321
<div class="hover_3">2321321

<div class="hovered_1">
<div class="hovered_2">
<div class="hovered_3">

.hover_1:hover ~ .hovered_1 {}
.hover_2:hover ~ .hovered_2 {}
.hover_3:hover ~ .hovered_3 {}

<div class="hover_1">2321321
<div class="hover_2">2321321
<div class="hover_3">2321321

<div class="container">
  <div class="hovered_1">
  <div class="hovered_2">
  <div class="hovered_3">
</div>

.hover_1:hover ~ .container .hovered_1 {}
.hover_2:hover ~ .container .hovered_2 {}
.hover_3:hover ~ .container .hovered_3 {}

$('#notices').html('<div class="alert alert-success alert-dismissible fade show" role="alert">\n' +
                    '  Товар успешно добавлен в корзину' +
                    '  <button type="button" class="close" data-dismiss="alert" aria-label="Close">\n' +
                    '  </button>\n' +
                    '</div>');

// удалить через пять сек.
setTimeout(function(){
  $('#notices').empty();
}, 5000);

@font-face {
    font-family: 'MullerBold';
    src: url('fonts/MullerBold-normal.woff2') format('woff2');
    font-style: normal;
    font-weight: 400;
}
@font-face {
    font-family: 'MullerBold';
    src: url('fonts/MullerBold-bold.woff2') format('woff2');
    font-style: normal;
    font-weight: 700;
}

header("Location:  /catalog/platya", true, 301);
exit;

<?php

$users = [
    [
        "userUuid"   => "032b83b4-3ad8-33fd-abd3-bfafc5eb23ba",
        "name"       => "Илья",
    ],
    [
        "userUuid"   => "59281d2d-d81e-3556-956b-f354fd5e24a9",
        "name"       => "Олег",
    ],
];
$resources = [
    ['user_id' => '59281d2d-d81e-3556-956b-f354fd5e24a9', 'processed' => 145, 'assigned' => 167],
    ['user_id' => 'e9f60f90-3096-3848-b3e6-094e81f9b022', 'processed' => 15, 'assigned' => 177],
];

$result = array_map(function($user) use ($resources) {
    $second = array_filter($resources, function($resource) use ($user) {
        return $resource['user_id'] === $user['userUuid'];
    });
    return array_merge(
        $user,
        count($second) ? $second[0]: []
    );
}, $users);

var_dump($result);

$result = array_map(function($user) use ($resources) {
    return array_merge(
        $user,
        ...array_filter($resources, fn($resource) => $resource['user_id'] === $user['userUuid'])
    );
}, $users);

var_dump($result);

$result = array_map(fn($u) => array_merge($u, ...array_filter($resources, fn($r) => $r['user_id'] === $u['userUuid'])), $users);

var_dump($result);

let arr2_plain = arr2.map(item => item.number);
let result = arr1.filter(item => !arr2_plain.includes(item));