3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_rows = array(); $_sub_categories = array(); for($i = 1; $i <= 28; $i++) { if(in_array($i, array(1,2))) { $_rows['row1'][] = 'Category '.$i; } if(in_array($i, array(3,4,5))) { $_rows['row2'][] = 'Category '.$i; } if(in_array($i, array(6,7,8))) { $_rows['row3'][] = 'Category '.$i; } if(in_array($i, array(9,10,11))) { $_rows['row4'][] = 'Category '.$i; } if(in_array($i, array(12,13))) { $_rows['row5'][] = 'Category '.$i; } if(in_array($i, array(14,15,16))) { $_rows['row6'][] = 'Category '.$i; } if(in_array($i, array(17,18,19))) { $_rows['row7'][] = 'Category '.$i; } if(in_array($i, array(20,21,22))) { $_rows['row8'][] = 'Category '.$i; } if(in_array($i, array(23,24,25))) { $_rows['row9'][] = 'Category '.$i; } if(in_array($i, array(26,27,28))) { $_rows['row10'][] = 'Category '.$i; } } print_r($_rows['row1']); echo in_array($_rows, array('row1')); foreach($_rows as $_row):?> <ul> <?php $j = 0; ?> <?php foreach($_row as $_sub_category): $j++; ?> <li <?php if($j==1) { echo 'class="first"'; } ?>><?php echo $_sub_category; ?></li> <?php endforeach; ?> </ul> <?php endforeach; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( [0] => Category 1 [1] => Category 2 ) <ul> <li class="first">Category 1</li> <li >Category 2</li> </ul> <ul> <li class="first">Category 3</li> <li >Category 4</li> <li >Category 5</li> </ul> <ul> <li class="first">Category 6</li> <li >Category 7</li> <li >Category 8</li> </ul> <ul> <li class="first">Category 9</li> <li >Category 10</li> <li >Category 11</li> </ul> <ul> <li class="first">Category 12</li> <li >Category 13</li> </ul> <ul> <li class="first">Category 14</li> <li >Category 15</li> <li >Category 16</li> </ul> <ul> <li class="first">Category 17</li> <li >Category 18</li> <li >Category 19</li> </ul> <ul> <li class="first">Category 20</li> <li >Category 21</li> <li >Category 22</li> </ul> <ul> <li class="first">Category 23</li> <li >Category 24</li> <li >Category 25</li> </ul> <ul> <li class="first">Category 26</li> <li >Category 27</li> <li >Category 28</li> </ul>

preferences:
257.68 ms | 408 KiB | 372 Q