<!DOCTYPE html>
<html lang="zh-CN">
  <head>
    <meta charset="utf-8" />
    <title>变量：任务1</title>
    <link rel="stylesheet" href="../styles.css" />
  </head>

  <body>
    <section class="preview"></section>

    <textarea class="playable playable-js" style="height: 300px;">
// 在下方编写代码



// 不要编写此行以下的代码！

section.innerHTML = ' ';
let para1 = document.createElement('p');
para1.textContent = myName;
let para2 = document.createElement('p');
para2.textContent =