源代碼
點擊運行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>教程</title> </head> <body> <p>點擊這里來創建變量,併顯示結果。</p> <button onclick="myFunction()">點擊這里</button> <p id="demo"></p> <script> function myFunction(){ var carname="Volvo"; document.getElementById("demo").innerHTML=carname; } </script> </body> </html>
運行結果