แก้ไขโค้ด:
เห็นผล »
ลองตัวเอง - ©
w3ii.com
<!DOCTYPE html> <html> <body> <p> In HTML, all global variables will become window variables. </p> <p id="demo"></p> <script> myFunction(); document.getElementById("demo").innerHTML = "I can display " + window.carName; function myFunction() { carName = "Volvo"; } </script> </body> </html>