访问数组元素
- <!DOCTYPE html>
- <html>
- <body>
- <h1>JavaScript 数组</h1>
- <p>使用数字索引(从 0 开始)访问 JavaScript 数组元素。</p>
- <p id="demo"></p>
- <script>
- var cars = ["Audi", "BMW", "porsche"];
- document.getElementById("demo").innerHTML = cars[0];
- </script>
- </body>
- </html>