Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <h2>JavaScript 数字</h2> <p>一个常见的错误是期望此结果为 102030：</p> <p id="demo"></p> <script> var x = 10; var y = 20; var z = "30"; var result = x + y + z; document.getElementById("demo").innerHTML = result; </script> </body> </html>