点击运行
<!DOCTYPE html> <html> <body> <h1>JavaScript 变量</h1> <p>您可以在一条语句中声明许多变量。</p> <p id="demo"></p> <script> var person = "Bill Gates", carName = "porsche", price = 150000; document.getElementById("demo").innerHTML = carName; </script> </body> </html>
运行结果
