index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <!-- 添加title图标 -->
    <link
      rel="icon"
      type="image/png"
      href="https://docs.github.com/assets/cb-345/images/site/favicon.png"
    />

    <title>粒子时钟</title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      canvas {
        background: radial-gradient(#fff, #2a9d52);
        display: block;
        width: 100vw;
        height: 100vh;
      }
    </style>
  </head>
  <body>
    <canvas></canvas>
    <script src="./index.js"></script>
    <script>
      let input = [
        ["戴尔", "苹果", "联想"],
        ["笔记本", "平板电脑"],
        ["黑色", "银色"],
        ["塑料", "铝"], //这一项参数配置成科扩展
        ["15", "16"], //这一项参数配置成科扩展
      ];
      let output = ["戴尔-笔记本-黑色"];
      function io() {
        let iiio = [];
        const oup = input.reduce((pre, cur, index) => {
          if (index == 3) {
            return pre;
          }
          return pre.flatMap((item) => cur.map((item2) => item + "-" + item2));
        });
        console.log(oup);
      }
      io();
    </script>
  </body>
</html>