PHP作业js php——for foreach

js中for forEach和php中for foreach遍历

<?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>

js中for forEach和php中for foreach遍历

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