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<?php$nums=[1,2,3,4,5,6];$cars=["BWM","AUDI","Volvo"];for ($i=0; $i <count($nums) ; $i++) {echo $nums[$i].'<br>';}foreach($cars as $car){echo $car.'<br>';}echo "<hr>";?><!DOCTYPE html><html lang="zh-CN"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Document</title></head><body><ul class="list"><li class="item">item1</li><li class="item">item2</li><li class="item">item3</li><li class="item">item4</li><li class="item">item5</li></ul><script>const arrs = document.querySelectorAll(".item");console.log(arrs);arrs.forEach((elments) => console.log(elments));for (let index = 0; index < arrs.length; index++) {const element = arrs[index];console.log(element);}</script></body></html>