<span> 1</span> <?<span>php </span><span> 2</span> <span> 3</span> <span>$arr</span> =<span> [ </span><span> 4</span> [1,3,5,7,9], <span> 5</span> [2,4,6,8,0<span>] </span><span> 6</span> <span> ]; </span><span> 7</span> <span>$arr2</span> =<span> [ </span><span> 8</span> 'list' =><span> [ </span><span> 9</span> [1,3,5,7], <span>10</span> [2,4,6,8], <span>11</span> [3,2,9,0], <span>12</span> <span> ] </span><span>13</span> <span> ]; </span><span>14</span> <span>$arr3</span> =<span> [ </span><span>15</span> 'list' =><span> [ </span><span>16</span> [1,3,5,7], <span>17</span> [2,4,6,8], <span>18</span> [3,2,9,0<span>] </span><span>19</span> <span> ] </span><span>20</span> <span> ]; </span><span>21</span> <span>22</span> <span>$res</span> = <span>array_map</span>(<span>function</span>(<span>$arr</span><span>){ </span><span>23</span> <span>return</span> <span>array_filter</span>(<span>$arr</span>, <span>function</span>(<span>$v</span><span>) { </span><span>24</span> <span>return</span> <span>$v</span> !== 5<span>; </span><span>25</span> <span> }); </span><span>26</span> }, <span>$arr</span><span>); </span><span>27</span> <span>28</span> <span>$res2</span> = <span>array_map</span>(<span>function</span>(<span>$val</span><span>) { </span><span>29</span> <span>return</span> <span>array_filter</span>(<span>$val</span>, <span>function</span>(<span>$v</span><span>) { </span><span>30</span> <span>return</span> !<span>in_array</span>(6, <span>$v</span><span>); </span><span>31</span> <span> }); </span><span>32</span> }, <span>$arr2</span><span>); </span><span>33</span> <span>34</span> <span>$res3</span> =<span> []; </span><span>35</span> <span>array_walk</span>(<span>$arr3</span>, <span>function</span>(<span>$val</span>, <span>$key</span>) <span>use</span>(&<span>$res3</span><span>) { </span><span>36</span> <span>$res3</span>[<span>$key</span>] = <span>array_filter</span>(<span>$val</span>, <span>function</span>(<span>$v</span><span>) { </span><span>37</span> <span>return</span> !<span>in_array</span>(6, <span>$v</span><span>); </span><span>38</span> <span> }); </span><span>39</span> <span> }); </span><span>40</span> <span>41</span> <span>var_dump</span>(<span>$res2</span><span>); </span><span>42</span> <span>var_dump</span>(<span>$res3</span>);